23120230033121 has 4 divisors (see below), whose sum is σ = 24898709266452. Its totient is φ = 21341750799792.

The previous prime is 23120230033091. The next prime is 23120230033157. The reversal of 23120230033121 is 12133003202132.

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

It can be written as a sum of positive squares in 2 ways, for example, as 15207621093025 + 7912608940096 = 3899695^2 + 2812936^2 .

It is a cyclic number.

It is not a de Polignac number, because 23120230033121 - 2⁴² = 18722183522017 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23120230038121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 889239616646 + ... + 889239616671.

It is an arithmetic number, because the mean of its divisors is an integer number (6224677316613).

Almost surely, 2^{23120230033121} is an apocalyptic number.

It is an amenable number.

23120230033121 is a deficient number, since it is larger than the sum of its proper divisors (1778479233331).

23120230033121 is a wasteful number, since it uses less digits than its factorization.

23120230033121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1778479233330.

The product of its (nonzero) digits is 1296, while the sum is 23.

Adding to 23120230033121 its reverse (12133003202132), we get a palindrome (35253233235253).

The spelling of 23120230033121 in words is "twenty-three trillion, one hundred twenty billion, two hundred thirty million, thirty-three thousand, one hundred twenty-one".