20022222220022 has 32 divisors (see below), whose sum is σ = 32883566104224. Its totient is φ = 9067699584000.

The previous prime is 20022222219977. The next prime is 20022222220037. The reversal of 20022222220022 is 22002222222002.

It is a junction number, because it is equal to n+sod(n) for n = 20022222219976 and 20022222220003.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 141316088 + ... + 141457700.

It is an arithmetic number, because the mean of its divisors is an integer number (1027611440757).

Almost surely, 2^{20022222220022} is an apocalyptic number.

20022222220022 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

20022222220022 is a deficient number, since it is larger than the sum of its proper divisors (12861343884202).

20022222220022 is a wasteful number, since it uses less digits than its factorization.

20022222220022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 165104.

The product of its (nonzero) digits is 1024, while the sum is 20.

Adding to 20022222220022 its reverse (22002222222002), we get a palindrome (42024444442024).

It can be divided in two parts, 2002222222002 and 2, that multiplied together give a palindrome (4004444444004).

The spelling of 20022222220022 in words is "twenty trillion, twenty-two billion, two hundred twenty-two million, two hundred twenty thousand, twenty-two".