23211031103 has 8 divisors (see below), whose sum is σ = 25577809488. Its totient is φ = 20927297664.

The previous prime is 23211031097. The next prime is 23211031133. The reversal of 23211031103 is 30113011232.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-23211031103 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 (23211031133) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20760650 + ... + 20761767.

It is an arithmetic number, because the mean of its divisors is an integer number (3197226186).

Almost surely, 2^23211031103 is an apocalyptic number.

23211031103 is a deficient number, since it is larger than the sum of its proper divisors (2366778385).

23211031103 is a wasteful number, since it uses less digits than its factorization.

23211031103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41522473.

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 23211031103 its reverse (30113011232), we get a palindrome (53324042335).

The spelling of 23211031103 in words is "twenty-three billion, two hundred eleven million, thirty-one thousand, one hundred three".