100402422503 has 16 divisors (see below), whose sum is σ = 102691680000. Its totient is φ = 98140633344.

The previous prime is 100402422487. The next prime is 100402422509. The reversal of 100402422503 is 305224204001.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 100402422503 - 2⁴ = 100402422487 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100402422509) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10673000 + ... + 10682402.

It is an arithmetic number, because the mean of its divisors is an integer number (6418230000).

Almost surely, 2^100402422503 is an apocalyptic number.

100402422503 is a deficient number, since it is larger than the sum of its proper divisors (2289257497).

100402422503 is a wasteful number, since it uses less digits than its factorization.

100402422503 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10838.

The product of its (nonzero) digits is 1920, while the sum is 23.

Adding to 100402422503 its reverse (305224204001), we get a palindrome (405626626504).

The spelling of 100402422503 in words is "one hundred billion, four hundred two million, four hundred twenty-two thousand, five hundred three".