20503014010 has 16 divisors (see below), whose sum is σ = 36907180200. Its totient is φ = 8200815616.

The previous prime is 20503013987. The next prime is 20503014011. The reversal of 20503014010 is 1041030502.

It can be written as a sum of positive squares in 4 ways, for example, as 17518904881 + 2984109129 = 132359^2 + 54627^2 .

It is not an unprimeable number, because it can be changed into a prime (20503014011) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 273486 + ... + 340294.

Almost surely, 2^20503014010 is an apocalyptic number.

20503014010 is a deficient number, since it is larger than the sum of its proper divisors (16404166190).

20503014010 is a wasteful number, since it uses less digits than its factorization.

20503014010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 97505.

The product of its (nonzero) digits is 120, while the sum is 16.

Adding to 20503014010 its reverse (1041030502), we get a palindrome (21544044512).

The spelling of 20503014010 in words is "twenty billion, five hundred three million, fourteen thousand, ten".