202220100122012 has 24 divisors (see below), whose sum is σ = 406778004879456. Its totient is φ = 86164799059008.

The previous prime is 202220100121987. The next prime is 202220100122057. The reversal of 202220100122012 is 210221001022202.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20873250743 + ... + 20873260430.

It is an arithmetic number, because the mean of its divisors is an integer number (16949083536644).

Almost surely, 2^{202220100122012} is an apocalyptic number.

It is an amenable number.

202220100122012 is an abundant number, since it is smaller than the sum of its proper divisors (204557904757444).

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

202220100122012 is a wasteful number, since it uses less digits than its factorization.

202220100122012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41746511357 (or 41746511355 counting only the distinct ones).

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

Adding to 202220100122012 its reverse (210221001022202), we get a palindrome (412441101144214).

The spelling of 202220100122012 in words is "two hundred two trillion, two hundred twenty billion, one hundred million, one hundred twenty-two thousand, twelve".