20022211022 has 16 divisors (see below), whose sum is σ = 34188124032. Its totient is φ = 8705308920.

The previous prime is 20022211019. The next prime is 20022211037. The reversal of 20022211022 is 22011222002.

It is a junction number, because it is equal to n+sod(n) for n = 20022210988 and 20022211006.

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, 19784288 + ... + 19785299.

It is an arithmetic number, because the mean of its divisors is an integer number (2136757752).

Almost surely, 2^20022211022 is an apocalyptic number.

20022211022 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

20022211022 is a deficient number, since it is larger than the sum of its proper divisors (14165913010).

20022211022 is a wasteful number, since it uses less digits than its factorization.

20022211022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39569623.

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 20022211022 its reverse (22011222002), we get a palindrome (42033433024).

It can be divided in two parts, 200 and 22211022, that added together give a palindrome (22211222).

The spelling of 20022211022 in words is "twenty billion, twenty-two million, two hundred eleven thousand, twenty-two".