85700500203 has 4 divisors (see below), whose sum is σ = 114267333608. Its totient is φ = 57133666800.

The previous prime is 85700500199. The next prime is 85700500211. The reversal of 85700500203 is 30200500758.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 85700500203 - 2² = 85700500199 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (85700500243) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14283416698 + ... + 14283416703.

It is an arithmetic number, because the mean of its divisors is an integer number (28566833402).

Almost surely, 2^85700500203 is an apocalyptic number.

85700500203 is a deficient number, since it is larger than the sum of its proper divisors (28566833405).

85700500203 is a wasteful number, since it uses less digits than its factorization.

85700500203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28566833404.

The product of its (nonzero) digits is 8400, while the sum is 30.

It can be divided in two parts, 85700 and 500203, that added together give a triangular number (585903 = T₁₀₈₂).

The spelling of 85700500203 in words is "eighty-five billion, seven hundred million, five hundred thousand, two hundred three".