100012100021202 has 32 divisors (see below), whose sum is σ = 210640593035520. Its totient is φ = 31569447900240.

The previous prime is 100012100021179. The next prime is 100012100021203. The reversal of 100012100021202 is 202120001210001.

It is not an unprimeable number, because it can be changed into a prime (100012100021203) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 184735848 + ... + 185276435.

It is an arithmetic number, because the mean of its divisors is an integer number (6582518532360).

Almost surely, 2^{100012100021202} is an apocalyptic number.

100012100021202 is an abundant number, since it is smaller than the sum of its proper divisors (110628493014318).

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

100012100021202 is a wasteful number, since it uses less digits than its factorization.

100012100021202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 370014678.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 100012100021202 its reverse (202120001210001), we get a palindrome (302132101231203).

The spelling of 100012100021202 in words is "one hundred trillion, twelve billion, one hundred million, twenty-one thousand, two hundred two".