1002101021112 has 64 divisors (see below), whose sum is σ = 2546517324960. Its totient is φ = 328532544000.

The previous prime is 1002101021063. The next prime is 1002101021149. The reversal of 1002101021112 is 2111201012001.

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, 35902362 + ... + 35930262.

Almost surely, 2^{1002101021112} is an apocalyptic number.

1002101021112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1002101021112 is an abundant number, since it is smaller than the sum of its proper divisors (1544416303848).

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

1002101021112 is a wasteful number, since it uses less digits than its factorization.

1002101021112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52504 (or 52500 counting only the distinct ones).

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

Adding to 1002101021112 its reverse (2111201012001), we get a palindrome (3113302033113).

The spelling of 1002101021112 in words is "one trillion, two billion, one hundred one million, twenty-one thousand, one hundred twelve".