10101210120012 has 36 divisors (see below), whose sum is σ = 25906960394168. Its totient is φ = 3060972763200.

The previous prime is 10101210119963. The next prime is 10101210120059. The reversal of 10101210120012 is 21002101210101.

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

It is a self number, because there is not a number n which added to its sum of digits gives 10101210120012.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3478376689 + ... + 3478379592.

Almost surely, 2^{10101210120012} is an apocalyptic number.

10101210120012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

10101210120012 is an abundant number, since it is smaller than the sum of its proper divisors (15805750274156).

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

10101210120012 is a wasteful number, since it uses less digits than its factorization.

10101210120012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6956756310 (or 6956756297 counting only the distinct ones).

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

Adding to 10101210120012 its reverse (21002101210101), we get a palindrome (31103311330113).

The spelling of 10101210120012 in words is "ten trillion, one hundred one billion, two hundred ten million, one hundred twenty thousand, twelve".