100402021303 has 16 divisors (see below), whose sum is σ = 101668718592. Its totient is φ = 99145800000.

The previous prime is 100402021297. The next prime is 100402021351. The reversal of 100402021303 is 303120204001.

It is a happy number.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-100402021303 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 (100402021703) 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, 15002188 + ... + 15008878.

It is an arithmetic number, because the mean of its divisors is an integer number (6354294912).

Almost surely, 2^100402021303 is an apocalyptic number.

100402021303 is a deficient number, since it is larger than the sum of its proper divisors (1266697289).

100402021303 is a wasteful number, since it uses less digits than its factorization.

100402021303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7446.

The product of its (nonzero) digits is 144, while the sum is 16.

Adding to 100402021303 its reverse (303120204001), we get a palindrome (403522225304).

The spelling of 100402021303 in words is "one hundred billion, four hundred two million, twenty-one thousand, three hundred three".