100402331201 has 4 divisors (see below), whose sum is σ = 101076172500. Its totient is φ = 99728489904.

The previous prime is 100402331059. The next prime is 100402331207. The reversal of 100402331201 is 102133204001.

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

It can be written as a sum of positive squares in 2 ways, for example, as 54058575025 + 46343756176 = 232505^2 + 215276^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-100402331201 is a prime.

It is a super-2 number, since 2×100402331201² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 100402331201.

It is not an unprimeable number, because it can be changed into a prime (100402331207) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 336920426 + ... + 336920723.

It is an arithmetic number, because the mean of its divisors is an integer number (25269043125).

Almost surely, 2^100402331201 is an apocalyptic number.

It is an amenable number.

100402331201 is a deficient number, since it is larger than the sum of its proper divisors (673841299).

100402331201 is an equidigital number, since it uses as much as digits as its factorization.

100402331201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 673841298.

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 100402331201 its reverse (102133204001), we get a palindrome (202535535202).

The spelling of 100402331201 in words is "one hundred billion, four hundred two million, three hundred thirty-one thousand, two hundred one".