11331222202123 has 4 divisors (see below), whose sum is σ = 11378633173920. Its totient is φ = 11283811230328.

The previous prime is 11331222202087. The next prime is 11331222202127. The reversal of 11331222202123 is 32120222213311.

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 11331222202123 - 2¹⁷ = 11331222071051 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11331222202127) 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, 23705485540 + ... + 23705486017.

It is an arithmetic number, because the mean of its divisors is an integer number (2844658293480).

Almost surely, 2^{11331222202123} is an apocalyptic number.

11331222202123 is a deficient number, since it is larger than the sum of its proper divisors (47410971797).

11331222202123 is an equidigital number, since it uses as much as digits as its factorization.

11331222202123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47410971796.

The product of its (nonzero) digits is 1728, while the sum is 25.

Adding to 11331222202123 its reverse (32120222213311), we get a palindrome (43451444415434).

The spelling of 11331222202123 in words is "eleven trillion, three hundred thirty-one billion, two hundred twenty-two million, two hundred two thousand, one hundred twenty-three".