20450235022 has 16 divisors (see below), whose sum is σ = 36266427360. Its totient is φ = 8462166048.

The previous prime is 20450234977. The next prime is 20450235049. The reversal of 20450235022 is 22053205402.

It is a happy number.

It is a super-2 number, since 2×20450235022² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25184613 + ... + 25185424.

It is an arithmetic number, because the mean of its divisors is an integer number (2266651710).

Almost surely, 2^20450235022 is an apocalyptic number.

20450235022 is a deficient number, since it is larger than the sum of its proper divisors (15816192338).

20450235022 is a wasteful number, since it uses less digits than its factorization.

20450235022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50370075.

The product of its (nonzero) digits is 4800, while the sum is 25.

The spelling of 20450235022 in words is "twenty billion, four hundred fifty million, two hundred thirty-five thousand, twenty-two".