20220220211022 has 36 divisors (see below), whose sum is σ = 47439747425304. Its totient is φ = 6221606217840.

The previous prime is 20220220211017. The next prime is 20220220211047. The reversal of 20220220211022 is 22011202202202.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 20220220210986 and 20220220211004.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 3323504554 + ... + 3323510637.

It is an arithmetic number, because the mean of its divisors is an integer number (1317770761814).

Almost surely, 2^{20220220211022} is an apocalyptic number.

20220220211022 is an abundant number, since it is smaller than the sum of its proper divisors (27219527214282).

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

20220220211022 is a wasteful number, since it uses less digits than its factorization.

20220220211022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6647015225 (or 6647015209 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 18.

Adding to 20220220211022 its reverse (22011202202202), we get a palindrome (42231422413224).

The spelling of 20220220211022 in words is "twenty trillion, two hundred twenty billion, two hundred twenty million, two hundred eleven thousand, twenty-two".