202100020212212 has 6 divisors (see below), whose sum is σ = 353675035371378. Its totient is φ = 101050010106104.

The previous prime is 202100020212199. The next prime is 202100020212253. The reversal of 202100020212212 is 212212020001202.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 200744295317476 + 1355724894736 = 14168426^2 + 1164356^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25262502526523 + ... + 25262502526530.

It is an arithmetic number, because the mean of its divisors is an integer number (58945839228563).

Almost surely, 2^{202100020212212} is an apocalyptic number.

It is an amenable number.

202100020212212 is a deficient number, since it is larger than the sum of its proper divisors (151575015159166).

202100020212212 is a wasteful number, since it uses less digits than its factorization.

202100020212212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50525005053057 (or 50525005053055 counting only the distinct ones).

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

Adding to 202100020212212 its reverse (212212020001202), we get a palindrome (414312040213414).

The spelling of 202100020212212 in words is "two hundred two trillion, one hundred billion, twenty million, two hundred twelve thousand, two hundred twelve".