100112002002 has 40 divisors (see below), whose sum is σ = 224617031100. Its totient is φ = 33327230976.

The previous prime is 100112001991. The next prime is 100112002061. The reversal of 100112002002 is 200200211001.

It can be written as a sum of positive squares in 2 ways, for example, as 99843992361 + 268009641 = 315981^2 + 16371^2 .

It is a Harshad number since it is a multiple of its sum of digits (9).

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 277227 + ... + 526382.

Almost surely, 2^100112002002 is an apocalyptic number.

100112002002 is an abundant number, since it is smaller than the sum of its proper divisors (124505029098).

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

100112002002 is an equidigital number, since it uses as much as digits as its factorization.

100112002002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 804392 (or 804383 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 9.

Adding to 100112002002 its reverse (200200211001), we get a palindrome (300312213003).

The spelling of 100112002002 in words is "one hundred billion, one hundred twelve million, two thousand, two".