212112021201010 has 64 divisors (see below), whose sum is σ = 443174326963200. Its totient is φ = 71592991759872.

The previous prime is 212112021200999. The next prime is 212112021201043. The reversal of 212112021201010 is 10102120211212.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 72911482 + ... + 75764821.

It is an arithmetic number, because the mean of its divisors is an integer number (6924598858800).

Almost surely, 2^{212112021201010} is an apocalyptic number.

212112021201010 is an abundant number, since it is smaller than the sum of its proper divisors (231062305762190).

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

212112021201010 is a wasteful number, since it uses less digits than its factorization.

212112021201010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 148676635.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 212112021201010 its reverse (10102120211212), we get a palindrome (222214141412222).

The spelling of 212112021201010 in words is "two hundred twelve trillion, one hundred twelve billion, twenty-one million, two hundred one thousand, ten".