20221200122 has 8 divisors (see below), whose sum is σ = 31650574176. Its totient is φ = 9671008732.

The previous prime is 20221200107. The next prime is 20221200143. The reversal of 20221200122 is 22100212202.

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

It is a junction number, because it is equal to n+sod(n) for n = 20221200097 and 20221200106.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 219795608 + ... + 219795699.

It is an arithmetic number, because the mean of its divisors is an integer number (3956321772).

Almost surely, 2^20221200122 is an apocalyptic number.

20221200122 is a deficient number, since it is larger than the sum of its proper divisors (11429374054).

20221200122 is a wasteful number, since it uses less digits than its factorization.

20221200122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 439591332.

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

Adding to 20221200122 its reverse (22100212202), we get a palindrome (42321412324).

The spelling of 20221200122 in words is "twenty billion, two hundred twenty-one million, two hundred thousand, one hundred twenty-two".