20022222120022 has 24 divisors (see below), whose sum is σ = 31904859666240. Its totient is φ = 9421945077120.

The previous prime is 20022222120011. The next prime is 20022222120031. The reversal of 20022222120022 is 22002122222002.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 19865979 + ... + 20849497.

It is an arithmetic number, because the mean of its divisors is an integer number (1329369152760).

Almost surely, 2^{20022222120022} is an apocalyptic number.

20022222120022 is a deficient number, since it is larger than the sum of its proper divisors (11882637546218).

20022222120022 is a wasteful number, since it uses less digits than its factorization.

20022222120022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1018776 (or 1018759 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 19.

Adding to 20022222120022 its reverse (22002122222002), we get a palindrome (42024344342024).

The spelling of 20022222120022 in words is "twenty trillion, twenty-two billion, two hundred twenty-two million, one hundred twenty thousand, twenty-two".