100020100112 has 10 divisors (see below), whose sum is σ = 193788943998. Its totient is φ = 50010050048.

The previous prime is 100020100109. The next prime is 100020100123. The reversal of 100020100112 is 211001020001.

It can be written as a sum of positive squares in only one way, i.e., 63754230016 + 36265870096 = 252496^2 + 190436^2 .

It is a Harshad number since it is a multiple of its sum of digits (8).

It is a self number, because there is not a number n which added to its sum of digits gives 100020100112.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3125628113 + ... + 3125628144.

Almost surely, 2^100020100112 is an apocalyptic number.

It is an amenable number.

100020100112 is a deficient number, since it is larger than the sum of its proper divisors (93768843886).

100020100112 is an equidigital number, since it uses as much as digits as its factorization.

100020100112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6251256265 (or 6251256259 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 8.

Adding to 100020100112 its reverse (211001020001), we get a palindrome (311021120113).

The spelling of 100020100112 in words is "one hundred billion, twenty million, one hundred thousand, one hundred twelve".