23211103002231 has 4 divisors (see below), whose sum is σ = 30948137336312. Its totient is φ = 15474068668152.

The previous prime is 23211103002211. The next prime is 23211103002341. The reversal of 23211103002231 is 13220030111232.

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

It is not a de Polignac number, because 23211103002231 - 2⁶ = 23211103002167 is a prime.

It is a super-2 number, since 2×23211103002231² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 23211103002198 and 23211103002207.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23211103002211) 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, 3868517167036 + ... + 3868517167041.

It is an arithmetic number, because the mean of its divisors is an integer number (7737034334078).

Almost surely, 2^{23211103002231} is an apocalyptic number.

23211103002231 is a deficient number, since it is larger than the sum of its proper divisors (7737034334081).

23211103002231 is an equidigital number, since it uses as much as digits as its factorization.

23211103002231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7737034334080.

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 23211103002231 its reverse (13220030111232), we get a palindrome (36431133113463).

The spelling of 23211103002231 in words is "twenty-three trillion, two hundred eleven billion, one hundred three million, two thousand, two hundred thirty-one".