100021320023232 has 56 divisors (see below), whose sum is σ = 264640765989952. Its totient is φ = 33340311072000.

The previous prime is 100021320023221. The next prime is 100021320023243. The reversal of 100021320023232 is 232320023120001.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (100021320023221) and next prime (100021320023243).

It is a super-2 number, since 2×100021320023232² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 100021320023199 and 100021320023208.

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, 57638007 + ... + 59347977.

Almost surely, 2^{100021320023232} is an apocalyptic number.

100021320023232 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

100021320023232 is an abundant number, since it is smaller than the sum of its proper divisors (164619445966720).

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

100021320023232 is a wasteful number, since it uses less digits than its factorization.

100021320023232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2014637 (or 2014627 counting only the distinct ones).

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

Adding to 100021320023232 its reverse (232320023120001), we get a palindrome (332341343143233).

The spelling of 100021320023232 in words is "one hundred trillion, twenty-one billion, three hundred twenty million, twenty-three thousand, two hundred thirty-two".