100122312203 has 4 divisors (see below), whose sum is σ = 100625439600. Its totient is φ = 99619184808.

The previous prime is 100122312151. The next prime is 100122312221. The reversal of 100122312203 is 302213221001.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-100122312203 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (100122312263) 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, 251563400 + ... + 251563797.

It is an arithmetic number, because the mean of its divisors is an integer number (25156359900).

Almost surely, 2^100122312203 is an apocalyptic number.

100122312203 is a deficient number, since it is larger than the sum of its proper divisors (503127397).

100122312203 is an equidigital number, since it uses as much as digits as its factorization.

100122312203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 503127396.

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

Adding to 100122312203 its reverse (302213221001), we get a palindrome (402335533204).

The spelling of 100122312203 in words is "one hundred billion, one hundred twenty-two million, three hundred twelve thousand, two hundred three".