1000202112012 has 48 divisors (see below), whose sum is σ = 2384261591040. Its totient is φ = 326267305728.

The previous prime is 1000202111989. The next prime is 1000202112023. The reversal of 1000202112012 is 2102112020001.

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

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, 4561308 + ... + 4775555.

It is an arithmetic number, because the mean of its divisors is an integer number (49672116480).

Almost surely, 2^{1000202112012} is an apocalyptic number.

1000202112012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1000202112012 is an abundant number, since it is smaller than the sum of its proper divisors (1384059479028).

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

1000202112012 is a wasteful number, since it uses less digits than its factorization.

1000202112012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9337062 (or 9337060 counting only the distinct ones).

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

Adding to 1000202112012 its reverse (2102112020001), we get a palindrome (3102314132013).

The spelling of 1000202112012 in words is "one trillion, two hundred two million, one hundred twelve thousand, twelve".