20202102022 has 8 divisors (see below), whose sum is σ = 30311495856. Its totient is φ = 10098270072.

The previous prime is 20202101999. The next prime is 20202102023. The reversal of 20202102022 is 22020120202.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×20202102022² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 20202101993 and 20202102011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20202102023) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1381378 + ... + 1395925.

It is an arithmetic number, because the mean of its divisors is an integer number (3788936982).

Almost surely, 2^20202102022 is an apocalyptic number.

20202102022 is a deficient number, since it is larger than the sum of its proper divisors (10109393834).

20202102022 is a wasteful number, since it uses less digits than its factorization.

20202102022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2780942.

The product of its (nonzero) digits is 64, while the sum is 13.

Adding to 20202102022 its reverse (22020120202), we get a palindrome (42222222224).

The spelling of 20202102022 in words is "twenty billion, two hundred two million, one hundred two thousand, twenty-two".