10001220002112 has 28 divisors (see below), whose sum is σ = 26461561256096. Its totient is φ = 3333740000640.

The previous prime is 10001220002041. The next prime is 10001220002171. The reversal of 10001220002112 is 21120002210001.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26044843564 + ... + 26044843947.

Almost surely, 2^{10001220002112} is an apocalyptic number.

10001220002112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

10001220002112 is an abundant number, since it is smaller than the sum of its proper divisors (16460341253984).

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

10001220002112 is an equidigital number, since it uses as much as digits as its factorization.

10001220002112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52089687526 (or 52089687516 counting only the distinct ones).

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

Adding to 10001220002112 its reverse (21120002210001), we get a palindrome (31121222212113).

The spelling of 10001220002112 in words is "ten trillion, one billion, two hundred twenty million, two thousand, one hundred twelve".