100213431522 has 16 divisors (see below), whose sum is σ = 203249777472. Its totient is φ = 32933991440.

The previous prime is 100213431481. The next prime is 100213431533. The reversal of 100213431522 is 225134312001.

It is a junction number, because it is equal to n+sod(n) for n = 100213431492 and 100213431501.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 117620973 + ... + 117621824.

It is an arithmetic number, because the mean of its divisors is an integer number (12703111092).

Almost surely, 2^100213431522 is an apocalyptic number.

100213431522 is an abundant number, since it is smaller than the sum of its proper divisors (103036345950).

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

100213431522 is a wasteful number, since it uses less digits than its factorization.

100213431522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 235242873.

The product of its (nonzero) digits is 1440, while the sum is 24.

Adding to 100213431522 its reverse (225134312001), we get a palindrome (325347743523).

The spelling of 100213431522 in words is "one hundred billion, two hundred thirteen million, four hundred thirty-one thousand, five hundred twenty-two".