100431003402253 has 4 divisors (see below), whose sum is σ = 100437534665820. Its totient is φ = 100424472138688.

The previous prime is 100431003402229. The next prime is 100431003402283. The reversal of 100431003402253 is 352204300134001.

It is a happy number.

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 94054055233609 + 6376948168644 = 9698147^2 + 2525262^2 .

It is a cyclic number.

It is not a de Polignac number, because 100431003402253 - 2⁴¹ = 98231980146701 is a prime.

It is a super-2 number, since 2×100431003402253² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100431003402283) 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, 3265608718 + ... + 3265639471.

It is an arithmetic number, because the mean of its divisors is an integer number (25109383666455).

Almost surely, 2^{100431003402253} is an apocalyptic number.

It is an amenable number.

100431003402253 is a deficient number, since it is larger than the sum of its proper divisors (6531263567).

100431003402253 is an equidigital number, since it uses as much as digits as its factorization.

100431003402253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6531263566.

The product of its (nonzero) digits is 8640, while the sum is 28.

Adding to 100431003402253 its reverse (352204300134001), we get a palindrome (452635303536254).

The spelling of 100431003402253 in words is "one hundred trillion, four hundred thirty-one billion, three million, four hundred two thousand, two hundred fifty-three".