212311322120202 has 16 divisors (see below), whose sum is σ = 424623002200992. Its totient is φ = 70770381046640.

The previous prime is 212311322120189. The next prime is 212311322120207. The reversal of 212311322120202 is 202021223113212.

It is not an unprimeable number, because it can be changed into a prime (212311322120207) 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, 6870813 + ... + 21721664.

It is an arithmetic number, because the mean of its divisors is an integer number (26538937637562).

Almost surely, 2^{212311322120202} is an apocalyptic number.

212311322120202 is an abundant number, since it is smaller than the sum of its proper divisors (212311680080790).

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

212311322120202 is a wasteful number, since it uses less digits than its factorization.

212311322120202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29830053.

The product of its (nonzero) digits is 1152, while the sum is 24.

Adding to 212311322120202 its reverse (202021223113212), we get a palindrome (414332545233414).

The spelling of 212311322120202 in words is "two hundred twelve trillion, three hundred eleven billion, three hundred twenty-two million, one hundred twenty thousand, two hundred two".