202012202122010 has 48 divisors (see below), whose sum is σ = 422995545294336. Its totient is φ = 69260224414752.

The previous prime is 202012202121967. The next prime is 202012202122057. The reversal of 202012202122010 is 10221202210202.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 202012202122010.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 27848759 + ... + 34344981.

It is an arithmetic number, because the mean of its divisors is an integer number (8812407193632).

Almost surely, 2^{202012202122010} is an apocalyptic number.

202012202122010 is an abundant number, since it is smaller than the sum of its proper divisors (220983343172326).

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

202012202122010 is a wasteful number, since it uses less digits than its factorization.

202012202122010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6559707 (or 6559700 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 202012202122010 its reverse (10221202210202), we get a palindrome (212233404332212).

The spelling of 202012202122010 in words is "two hundred two trillion, twelve billion, two hundred two million, one hundred twenty-two thousand, ten".