100021102032 has 80 divisors (see below), whose sum is σ = 272050127360. Its totient is φ = 31578304896.

The previous prime is 100021102019. The next prime is 100021102033. The reversal of 100021102032 is 230201120001.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a junction number, because it is equal to n+sod(n) for n = 100021101999 and 100021102017.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100021102033) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5030703 + ... + 5050545.

It is an arithmetic number, because the mean of its divisors is an integer number (3400626592).

Almost surely, 2^100021102032 is an apocalyptic number.

100021102032 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

100021102032 is an abundant number, since it is smaller than the sum of its proper divisors (172029025328).

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

100021102032 is a wasteful number, since it uses less digits than its factorization.

100021102032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25400 (or 25394 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 12.

Adding to 100021102032 its reverse (230201120001), we get a palindrome (330222222033).

The spelling of 100021102032 in words is "one hundred billion, twenty-one million, one hundred two thousand, thirty-two".