202220011101212 has 12 divisors (see below), whose sum is σ = 381106943998536. Its totient is φ = 93332312815920.

The previous prime is 202220011101193. The next prime is 202220011101221. The reversal of 202220011101212 is 212101110022202.

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, 1944423183614 + ... + 1944423183717.

It is an arithmetic number, because the mean of its divisors is an integer number (31758911999878).

Almost surely, 2^{202220011101212} is an apocalyptic number.

It is an amenable number.

202220011101212 is a deficient number, since it is larger than the sum of its proper divisors (178886932897324).

202220011101212 is a wasteful number, since it uses less digits than its factorization.

202220011101212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3888846367348 (or 3888846367346 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 202220011101212 its reverse (212101110022202), we get a palindrome (414321121123414).

The spelling of 202220011101212 in words is "two hundred two trillion, two hundred twenty billion, eleven million, one hundred one thousand, two hundred twelve".