100020211202112 has 56 divisors (see below), whose sum is σ = 264928580831136. Its totient is φ = 33303311720448.

The previous prime is 100020211202111. The next prime is 100020211202183. The reversal of 100020211202112 is 211202112020001.

It is a super-2 number, since 2×100020211202112² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 100020211202091 and 100020211202100.

It is not an unprimeable number, because it can be changed into a prime (100020211202111) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 287002593 + ... + 287350880.

Almost surely, 2^{100020211202112} is an apocalyptic number.

100020211202112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

100020211202112 is an abundant number, since it is smaller than the sum of its proper divisors (164908369629024).

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

100020211202112 is an equidigital number, since it uses as much as digits as its factorization.

100020211202112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 574354395 (or 574354385 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 100020211202112 its reverse (211202112020001), we get a palindrome (311222323222113).

The spelling of 100020211202112 in words is "one hundred trillion, twenty billion, two hundred eleven million, two hundred two thousand, one hundred twelve".