902121201022 has 16 divisors (see below), whose sum is σ = 1414463002272. Its totient is φ = 430701511680.

The previous prime is 902121200987. The next prime is 902121201049. The reversal of 902121201022 is 220102121209.

It is a super-2 number, since 2×902121201022² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 902121200984 and 902121201002.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16967679 + ... + 17020762.

It is an arithmetic number, because the mean of its divisors is an integer number (88403937642).

Almost surely, 2^902121201022 is an apocalyptic number.

902121201022 is a deficient number, since it is larger than the sum of its proper divisors (512341801250).

902121201022 is a wasteful number, since it uses less digits than its factorization.

902121201022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33989043.

The product of its (nonzero) digits is 288, while the sum is 22.

The spelling of 902121201022 in words is "nine hundred two billion, one hundred twenty-one million, two hundred one thousand, twenty-two".