20503463022 has 48 divisors (see below), whose sum is σ = 52977899520. Its totient is φ = 5603430096.

The previous prime is 20503462957. The next prime is 20503463069. The reversal of 20503463022 is 22036430502.

20503463022 is a `hidden beast` number, since 2 + 0 + 5 + 0 + 3 + 4 + 630 + 22 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3534622 + ... + 3540417.

It is an arithmetic number, because the mean of its divisors is an integer number (1103706240).

Almost surely, 2^20503463022 is an apocalyptic number.

20503463022 is an abundant number, since it is smaller than the sum of its proper divisors (32474436498).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20503463022 is a wasteful number, since it uses less digits than its factorization.

20503463022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7075077 (or 7075074 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 27.

Adding to 20503463022 its reverse (22036430502), we get a palindrome (42539893524).

The spelling of 20503463022 in words is "twenty billion, five hundred three million, four hundred sixty-three thousand, twenty-two".