23100121331303 has 4 divisors (see below), whose sum is σ = 24104474432688. Its totient is φ = 22095768229920.

The previous prime is 23100121331263. The next prime is 23100121331321. The reversal of 23100121331303 is 30313312100132.

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

It is a cyclic number.

It is not a de Polignac number, because 23100121331303 - 2¹² = 23100121327207 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (23), and also a Moran number because the ratio is a prime number: 1004353101361 = 23100121331303 / (2 + 3 + 1 + 0 + 0 + 1 + 2 + 1 + 3 + 3 + 1 + 3 + 0 + 3).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23100121331323) 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, 502176550658 + ... + 502176550703.

It is an arithmetic number, because the mean of its divisors is an integer number (6026118608172).

Almost surely, 2^{23100121331303} is an apocalyptic number.

23100121331303 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

23100121331303 is a deficient number, since it is larger than the sum of its proper divisors (1004353101385).

23100121331303 is a wasteful number, since it uses less digits than its factorization.

23100121331303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1004353101384.

The product of its (nonzero) digits is 972, while the sum is 23.

Adding to 23100121331303 its reverse (30313312100132), we get a palindrome (53413433431435).

The spelling of 23100121331303 in words is "twenty-three trillion, one hundred billion, one hundred twenty-one million, three hundred thirty-one thousand, three hundred three".