1002010111212 has 24 divisors (see below), whose sum is σ = 2550571192512. Its totient is φ = 303639427600.

The previous prime is 1002010111159. The next prime is 1002010111213. The reversal of 1002010111212 is 2121110102001.

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

It is not an unprimeable number, because it can be changed into a prime (1002010111213) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3795492714 + ... + 3795492977.

It is an arithmetic number, because the mean of its divisors is an integer number (106273799688).

Almost surely, 2^{1002010111212} is an apocalyptic number.

1002010111212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1002010111212 is an abundant number, since it is smaller than the sum of its proper divisors (1548561081300).

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

1002010111212 is a wasteful number, since it uses less digits than its factorization.

1002010111212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7590985709 (or 7590985707 counting only the distinct ones).

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

Adding to 1002010111212 its reverse (2121110102001), we get a palindrome (3123120213213).

The spelling of 1002010111212 in words is "one trillion, two billion, ten million, one hundred eleven thousand, two hundred twelve".