212211202201012 has 24 divisors (see below), whose sum is σ = 424435332942656. Its totient is φ = 90944887684608.

The previous prime is 212211202201003. The next prime is 212211202201013. The reversal of 212211202201012 is 210102202112212.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212211202201013) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 114497658 + ... + 116336305.

Almost surely, 2^{212211202201012} is an apocalyptic number.

It is an amenable number.

212211202201012 is an abundant number, since it is smaller than the sum of its proper divisors (212224130741644).

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

212211202201012 is a wasteful number, since it uses less digits than its factorization.

212211202201012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 230866807 (or 230866805 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 212211202201012 its reverse (210102202112212), we get a palindrome (422313404313224).

The spelling of 212211202201012 in words is "two hundred twelve trillion, two hundred eleven billion, two hundred two million, two hundred one thousand, twelve".