20052501003 has 12 divisors (see below), whose sum is σ = 28981326088. Its totient is φ = 13360671360.

The previous prime is 20052500999. The next prime is 20052501059. The reversal of 20052501003 is 30010525002.

It is a happy number.

It is not a de Polignac number, because 20052501003 - 2² = 20052500999 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20052501083) 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, 621958 + ... + 653403.

Almost surely, 2^20052501003 is an apocalyptic number.

20052501003 is a deficient number, since it is larger than the sum of its proper divisors (8928825085).

20052501003 is a wasteful number, since it uses less digits than its factorization.

20052501003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1277114 (or 1277111 counting only the distinct ones).

The product of its (nonzero) digits is 300, while the sum is 18.

The spelling of 20052501003 in words is "twenty billion, fifty-two million, five hundred one thousand, three".