1212000333212 has 12 divisors (see below), whose sum is σ = 2142866569200. Its totient is φ = 599752742016.

The previous prime is 1212000333209. The next prime is 1212000333221. The reversal of 1212000333212 is 2123330002121.

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, 1561855712 + ... + 1561856487.

It is an arithmetic number, because the mean of its divisors is an integer number (178572214100).

Almost surely, 2^{1212000333212} is an apocalyptic number.

It is an amenable number.

1212000333212 is a deficient number, since it is larger than the sum of its proper divisors (930866235988).

1212000333212 is a wasteful number, since it uses less digits than its factorization.

1212000333212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3123712300 (or 3123712298 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 1212000333212 its reverse (2123330002121), we get a palindrome (3335330335333).

The spelling of 1212000333212 in words is "one trillion, two hundred twelve billion, three hundred thirty-three thousand, two hundred twelve".