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122552231232030 = 2357383674215939
BaseRepresentation
bin11011110111010111101010…
…001101011000001000011110
3121001220212201201010002201020
4123313113222031120020132
5112030343432143411110
61112351415013425010
734546051351543155
oct3367275215301036
9531825651102636
10122552231232030
113605a122667156
12118b353a33b166
13534c819bc6b62
1422397b992059c
15e27ce8946d70
hex6f75ea35821e

122552231232030 has 64 divisors (see below), whose sum is σ = 301746692378880. Its totient is φ = 31844567183616.

The previous prime is 122552231232007. The next prime is 122552231232059. The reversal of 122552231232030 is 30232132255221.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 122552231231982 and 122552231232000.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 336926200 + ... + 337289739.

It is an arithmetic number, because the mean of its divisors is an integer number (4714792068420).

Almost surely, 2122552231232030 is an apocalyptic number.

122552231232030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

122552231232030 is an abundant number, since it is smaller than the sum of its proper divisors (179194461146850).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

122552231232030 is a wasteful number, since it uses less digits than its factorization.

122552231232030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 674216105.

The product of its (nonzero) digits is 43200, while the sum is 33.

Adding to 122552231232030 its reverse (30232132255221), we get a palindrome (152784363487251).

The spelling of 122552231232030 in words is "one hundred twenty-two trillion, five hundred fifty-two billion, two hundred thirty-one million, two hundred thirty-two thousand, thirty".

Divisors: 1 2 3 5 6 10 15 30 73 83 146 166 219 249 365 415 438 498 730 830 1095 1245 2190 2490 6059 12118 18177 30295 36354 60590 90885 181770 674215939 1348431878 2022647817 3371079695 4045295634 6742159390 10113239085 20226478170 49217763547 55959922937 98435527094 111919845874 147653290641 167879768811 246088817735 279799614685 295306581282 335759537622 492177635470 559599229370 738266453205 839398844055 1476532906410 1678797688110 4085074374401 8170148748802 12255223123203 20425371872005 24510446246406 40850743744010 61276115616015 122552231232030