1210012100212 has 12 divisors (see below), whose sum is σ = 2166765854176. Its totient is φ = 590936141880.

The previous prime is 1210012100189. The next prime is 1210012100221. The reversal of 1210012100212 is 2120012100121.

It is a junction number, because it is equal to n+sod(n) for n = 1210012100192 and 1210012100201.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3517476864 + ... + 3517477207.

Almost surely, 2^{1210012100212} is an apocalyptic number.

It is an amenable number.

1210012100212 is a deficient number, since it is larger than the sum of its proper divisors (956753753964).

1210012100212 is a wasteful number, since it uses less digits than its factorization.

1210012100212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7034954118 (or 7034954116 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 1210012100212 its reverse (2120012100121), we get a palindrome (3330024200333).

Subtracting 1210012100212 from its reverse (2120012100121), we obtain a palindrome (909999999909).

The spelling of 1210012100212 in words is "one trillion, two hundred ten billion, twelve million, one hundred thousand, two hundred twelve".