100021132303 has 4 divisors (see below), whose sum is σ = 100938757480. Its totient is φ = 99103507128.

The previous prime is 100021132301. The next prime is 100021132331. The reversal of 100021132303 is 303231120001.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 303231120001 = 107269 ⋅2826829.

It is a cyclic number.

It is not a de Polignac number, because 100021132303 - 2¹ = 100021132301 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 (100021132301) 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, 458812425 + ... + 458812642.

It is an arithmetic number, because the mean of its divisors is an integer number (25234689370).

Almost surely, 2^100021132303 is an apocalyptic number.

100021132303 is a deficient number, since it is larger than the sum of its proper divisors (917625177).

100021132303 is an equidigital number, since it uses as much as digits as its factorization.

100021132303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 917625176.

The product of its (nonzero) digits is 108, while the sum is 16.

Adding to 100021132303 its reverse (303231120001), we get a palindrome (403252252304).

It can be divided in two parts, 100021 and 132303, that added together give a square (232324 = 482²).

The spelling of 100021132303 in words is "one hundred billion, twenty-one million, one hundred thirty-two thousand, three hundred three".