100321428763 has 4 divisors (see below), whose sum is σ = 100434531600. Its totient is φ = 100208325928.

The previous prime is 100321428679. The next prime is 100321428787. The reversal of 100321428763 is 367824123001.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 367824123001 = 6719 ⋅54743879.

It is a cyclic number.

It is not a de Polignac number, because 100321428763 - 2¹⁷ = 100321297691 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (100321428793) 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, 56550088 + ... + 56551861.

It is an arithmetic number, because the mean of its divisors is an integer number (25108632900).

Almost surely, 2^100321428763 is an apocalyptic number.

100321428763 is a deficient number, since it is larger than the sum of its proper divisors (113102837).

100321428763 is an equidigital number, since it uses as much as digits as its factorization.

100321428763 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 113102836.

The product of its (nonzero) digits is 48384, while the sum is 37.

The spelling of 100321428763 in words is "one hundred billion, three hundred twenty-one million, four hundred twenty-eight thousand, seven hundred sixty-three".