23222311121 has 8 divisors (see below), whose sum is σ = 24581758080. Its totient is φ = 21900109392.

The previous prime is 23222311069. The next prime is 23222311129. The reversal of 23222311121 is 12111322232.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23222311121 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 23222311093 and 23222311102.

It is not an unprimeable number, because it can be changed into a prime (23222311129) 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, 9310025 + ... + 9312518.

It is an arithmetic number, because the mean of its divisors is an integer number (3072719760).

Almost surely, 2^23222311121 is an apocalyptic number.

It is an amenable number.

23222311121 is a deficient number, since it is larger than the sum of its proper divisors (1359446959).

23222311121 is a wasteful number, since it uses less digits than its factorization.

23222311121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18622615.

The product of its digits is 288, while the sum is 20.

Adding to 23222311121 its reverse (12111322232), we get a palindrome (35333633353).

The spelling of 23222311121 in words is "twenty-three billion, two hundred twenty-two million, three hundred eleven thousand, one hundred twenty-one".