20553372022 has 8 divisors (see below), whose sum is σ = 30875599296. Its totient is φ = 10261505592.

The previous prime is 20553372019. The next prime is 20553372029. The reversal of 20553372022 is 22027335502.

It is a happy number.

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

It is a super-2 number, since 2×20553372022² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20553372029) 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, 7588518 + ... + 7591225.

It is an arithmetic number, because the mean of its divisors is an integer number (3859449912).

Almost surely, 2^20553372022 is an apocalyptic number.

20553372022 is a deficient number, since it is larger than the sum of its proper divisors (10322227274).

20553372022 is a wasteful number, since it uses less digits than its factorization.

20553372022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15180422.

The product of its (nonzero) digits is 25200, while the sum is 31.

The spelling of 20553372022 in words is "twenty billion, five hundred fifty-three million, three hundred seventy-two thousand, twenty-two".