20020022220122 has 8 divisors (see below), whose sum is σ = 30031452381216. Its totient is φ = 10009538093052.

The previous prime is 20020022220109. The next prime is 20020022220127. The reversal of 20020022220122 is 22102222002002.

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

It is a super-2 number, since 2×20020022220122² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 20020022220122.

It is not an unprimeable number, because it can be changed into a prime (20020022220127) 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, 236455598 + ... + 236540249.

It is an arithmetic number, because the mean of its divisors is an integer number (3753931547652).

Almost surely, 2^{20020022220122} is an apocalyptic number.

20020022220122 is a deficient number, since it is larger than the sum of its proper divisors (10011430161094).

20020022220122 is a wasteful number, since it uses less digits than its factorization.

20020022220122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 473017012.

The product of its (nonzero) digits is 256, while the sum is 17.

Adding to 20020022220122 its reverse (22102222002002), we get a palindrome (42122244222124).

The spelling of 20020022220122 in words is "twenty trillion, twenty billion, twenty-two million, two hundred twenty thousand, one hundred twenty-two".