1002101010012 has 72 divisors (see below), whose sum is σ = 2683121483952. Its totient is φ = 314264179200.

The previous prime is 1002101010007. The next prime is 1002101010041. The reversal of 1002101010012 is 2100101012001.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a junction number, because it is equal to n+sod(n) for n = 1002101009976 and 1002101010003.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1291687 + ... + 1916417.

It is an arithmetic number, because the mean of its divisors is an integer number (37265576166).

Almost surely, 2^{1002101010012} is an apocalyptic number.

1002101010012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1002101010012 is an abundant number, since it is smaller than the sum of its proper divisors (1681020473940).

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

1002101010012 is a wasteful number, since it uses less digits than its factorization.

1002101010012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 627379 (or 627374 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 9.

Adding to 1002101010012 its reverse (2100101012001), we get a palindrome (3102202022013).

The spelling of 1002101010012 in words is "one trillion, two billion, one hundred one million, ten thousand, twelve".