20030477287203 has 12 divisors (see below), whose sum is σ = 28938367657680. Its totient is φ = 13351133361456.

The previous prime is 20030477287193. The next prime is 20030477287241. The reversal of 20030477287203 is 30278277403002.

20030477287203 is a `hidden beast` number, since 200 + 304 + 7 + 72 + 8 + 72 + 0 + 3 = 666.

It is not a de Polignac number, because 20030477287203 - 2¹⁴ = 20030477270819 is a prime.

It is not an unprimeable number, because it can be changed into a prime (20030477288203) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 209796568 + ... + 209892021.

It is an arithmetic number, because the mean of its divisors is an integer number (2411530638140).

Almost surely, 2^{20030477287203} is an apocalyptic number.

20030477287203 is a deficient number, since it is larger than the sum of its proper divisors (8907890370477).

20030477287203 is a wasteful number, since it uses less digits than its factorization.

20030477287203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 419693898 (or 419693895 counting only the distinct ones).

The product of its (nonzero) digits is 790272, while the sum is 45.

The spelling of 20030477287203 in words is "twenty trillion, thirty billion, four hundred seventy-seven million, two hundred eighty-seven thousand, two hundred three".