212203012012 has 12 divisors (see below), whose sum is σ = 383334473536. Its totient is φ = 102678876720.

The previous prime is 212203012009. The next prime is 212203012013. The reversal of 212203012012 is 210210302212.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (212203012013) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 855657183 + ... + 855657430.

Almost surely, 2^212203012012 is an apocalyptic number.

It is an amenable number.

212203012012 is a deficient number, since it is larger than the sum of its proper divisors (171131461524).

212203012012 is a wasteful number, since it uses less digits than its factorization.

212203012012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1711314648 (or 1711314646 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 212203012012 its reverse (210210302212), we get a palindrome (422413314224).

The spelling of 212203012012 in words is "two hundred twelve billion, two hundred three million, twelve thousand, twelve".