10012001021112 has 64 divisors (see below), whose sum is σ = 26616099912480. Its totient is φ = 3127539126272.

The previous prime is 10012001021089. The next prime is 10012001021131. The reversal of 10012001021112 is 21112010021001.

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 15 ways as a sum of consecutive naturals, for example, 52564203 + ... + 52754330.

Almost surely, 2^{10012001021112} is an apocalyptic number.

10012001021112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

10012001021112 is an abundant number, since it is smaller than the sum of its proper divisors (16604098891368).

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

10012001021112 is a wasteful number, since it uses less digits than its factorization.

10012001021112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105318792 (or 105318788 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 10012001021112 its reverse (21112010021001), we get a palindrome (31124011042113).

The spelling of 10012001021112 in words is "ten trillion, twelve billion, one million, twenty-one thousand, one hundred twelve".