202220121101212 has 12 divisors (see below), whose sum is σ = 354025032257736. Its totient is φ = 101070111884720.

The previous prime is 202220121101209. The next prime is 202220121101287. The reversal of 202220121101212 is 212101121022202.

202220121101212 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 202220121101212.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9987155083 + ... + 9987175330.

It is an arithmetic number, because the mean of its divisors is an integer number (29502086021478).

Almost surely, 2^{202220121101212} is an apocalyptic number.

It is an amenable number.

202220121101212 is a deficient number, since it is larger than the sum of its proper divisors (151804911156524).

202220121101212 is a wasteful number, since it uses less digits than its factorization.

202220121101212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19974332948 (or 19974332946 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 202220121101212 its reverse (212101121022202), we get a palindrome (414321242123414).

The spelling of 202220121101212 in words is "two hundred two trillion, two hundred twenty billion, one hundred twenty-one million, one hundred one thousand, two hundred twelve".