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122023051040 = 2551169331279
BaseRepresentation
bin111000110100100100…
…0111111111100100000
3102122221222220020210202
41301221020333330200
53444400400113130
6132020121244332
711546562551252
oct1615110777440
9378858806722
10122023051040
1147827916330
121b7953336a8
13b6783727a7
145c97cc1cd2
1532928bd145
hex1c6923ff20

122023051040 has 48 divisors (see below), whose sum is σ = 314486686080. Its totient is φ = 44372017920.

The previous prime is 122023051037. The next prime is 122023051067. The reversal of 122023051040 is 40150320221.

It is a super-2 number, since 2×1220230510402 (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 34663880 + ... + 34667399.

It is an arithmetic number, because the mean of its divisors is an integer number (6551805960).

Almost surely, 2122023051040 is an apocalyptic number.

122023051040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

122023051040 is an abundant number, since it is smaller than the sum of its proper divisors (192463635040).

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

122023051040 is a wasteful number, since it uses less digits than its factorization.

122023051040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69331305 (or 69331297 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 20.

Adding to 122023051040 its reverse (40150320221), we get a palindrome (162173371261).

The spelling of 122023051040 in words is "one hundred twenty-two billion, twenty-three million, fifty-one thousand, forty".

Divisors: 1 2 4 5 8 10 11 16 20 22 32 40 44 55 80 88 110 160 176 220 352 440 880 1760 69331279 138662558 277325116 346656395 554650232 693312790 762644069 1109300464 1386625580 1525288138 2218600928 2773251160 3050576276 3813220345 5546502320 6101152552 7626440690 11093004640 12202305104 15252881380 24404610208 30505762760 61011525520 122023051040