351023121132 has 48 divisors (see below), whose sum is σ = 822836689920. Its totient is φ = 116467740928.

The previous prime is 351023121107. The next prime is 351023121133. The reversal of 351023121132 is 231121320153.

It is a happy number.

It is a super-2 number, since 2×351023121132² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (351023121133) 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, 6923908 + ... + 6974420.

It is an arithmetic number, because the mean of its divisors is an integer number (17142431040).

Almost surely, 2^351023121132 is an apocalyptic number.

It is an amenable number.

351023121132 is an abundant number, since it is smaller than the sum of its proper divisors (471813568788).

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

351023121132 is a wasteful number, since it uses less digits than its factorization.

351023121132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53182 (or 53180 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 24.

Adding to 351023121132 its reverse (231121320153), we get a palindrome (582144441285).

The spelling of 351023121132 in words is "three hundred fifty-one billion, twenty-three million, one hundred twenty-one thousand, one hundred thirty-two".