1212010100212 has 12 divisors (see below), whose sum is σ = 2122076609856. Its totient is φ = 605702497400.

The previous prime is 1212010100183. The next prime is 1212010100221. The reversal of 1212010100212 is 2120010102121.

It is a junction number, because it is equal to n+sod(n) for n = 1212010100192 and 1212010100201.

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, 75629164 + ... + 75645187.

It is an arithmetic number, because the mean of its divisors is an integer number (176839717488).

Almost surely, 2^{1212010100212} is an apocalyptic number.

It is an amenable number.

1212010100212 is a deficient number, since it is larger than the sum of its proper divisors (910066509644).

1212010100212 is a wasteful number, since it uses less digits than its factorization.

1212010100212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 151276358 (or 151276356 counting only the distinct ones).

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

Adding to 1212010100212 its reverse (2120010102121), we get a palindrome (3332020202333).

The spelling of 1212010100212 in words is "one trillion, two hundred twelve billion, ten million, one hundred thousand, two hundred twelve".