202100012212 has 48 divisors (see below), whose sum is σ = 435368496640. Its totient is φ = 80147364192.

The previous prime is 202100012207. The next prime is 202100012273. The reversal of 202100012212 is 212210001202.

It is a happy number.

202100012212 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 202100012192 and 202100012201.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4394418 + ... + 4440169.

Almost surely, 2^202100012212 is an apocalyptic number.

It is an amenable number.

202100012212 is an abundant number, since it is smaller than the sum of its proper divisors (233268484428).

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

202100012212 is a wasteful number, since it uses less digits than its factorization.

202100012212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8834660 (or 8834658 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 202100012212 its reverse (212210001202), we get a palindrome (414310013414).

The spelling of 202100012212 in words is "two hundred two billion, one hundred million, twelve thousand, two hundred twelve".