10202100003 has 12 divisors (see below), whose sum is σ = 14874091128. Its totient is φ = 6737834880.

The previous prime is 10202099939. The next prime is 10202100043. The reversal of 10202100003 is 30000120201.

It is a happy number.

It is not a de Polignac number, because 10202100003 - 2⁶ = 10202099939 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is not an unprimeable number, because it can be changed into a prime (10202100043) 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, 5296078 + ... + 5298003.

It is an arithmetic number, because the mean of its divisors is an integer number (1239507594).

Almost surely, 2^10202100003 is an apocalyptic number.

10202100003 is a deficient number, since it is larger than the sum of its proper divisors (4671991125).

10202100003 is a wasteful number, since it uses less digits than its factorization.

10202100003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10594194 (or 10594191 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 9.

Adding to 10202100003 its reverse (30000120201), we get a palindrome (40202220204).

The spelling of 10202100003 in words is "ten billion, two hundred two million, one hundred thousand, three".