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122300223132 = 223372029135757
BaseRepresentation
bin111000111100110101…
…0010100111010011100
3102200200022110001102210
41301321222110322130
54000432324120012
6132103422120420
711556466513203
oct1617152247234
9380608401383
10122300223132
114795a31887a
121b852120110
13b6c0909c49
145cc2a3223a
1532abdbd23c
hex1c79a94e9c

122300223132 has 48 divisors (see below), whose sum is σ = 293226419360. Its totient is φ = 39645096192.

The previous prime is 122300223109. The next prime is 122300223137. The reversal of 122300223132 is 231322003221.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 122300223099 and 122300223108.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122300223137) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 832998 + ... + 968754.

Almost surely, 2122300223132 is an apocalyptic number.

122300223132 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

122300223132 is an abundant number, since it is smaller than the sum of its proper divisors (170926196228).

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

122300223132 is a wasteful number, since it uses less digits than its factorization.

122300223132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 137830 (or 137828 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 122300223132 its reverse (231322003221), we get a palindrome (353622226353).

The spelling of 122300223132 in words is "one hundred twenty-two billion, three hundred million, two hundred twenty-three thousand, one hundred thirty-two".

Divisors: 1 2 3 4 6 12 37 74 111 148 222 444 2029 4058 6087 8116 12174 24348 75073 135757 150146 225219 271514 300292 407271 450438 543028 814542 900876 1629084 5023009 10046018 15069027 20092036 30138054 60276108 275450953 550901906 826352859 1101803812 1652705718 3305411436 10191685261 20383370522 30575055783 40766741044 61150111566 122300223132