100021312322 has 16 divisors (see below), whose sum is σ = 150311110752. Its totient is φ = 49917695520.

The previous prime is 100021312309. The next prime is 100021312331. The reversal of 100021312322 is 223213120001.

It is a self number, because there is not a number n which added to its sum of digits gives 100021312322.

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, 2409422 + ... + 2450582.

It is an arithmetic number, because the mean of its divisors is an integer number (9394444422).

Almost surely, 2^100021312322 is an apocalyptic number.

100021312322 is a deficient number, since it is larger than the sum of its proper divisors (50289798430).

100021312322 is a wasteful number, since it uses less digits than its factorization.

100021312322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43393.

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 100021312322 its reverse (223213120001), we get a palindrome (323234432323).

The spelling of 100021312322 in words is "one hundred billion, twenty-one million, three hundred twelve thousand, three hundred twenty-two".