23221121214 has 16 divisors (see below), whose sum is σ = 46776360960. Its totient is φ = 7684687320.

The previous prime is 23221121213. The next prime is 23221121243. The reversal of 23221121214 is 41212112232.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23221121213) 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, 13920702 + ... + 13922369.

It is an arithmetic number, because the mean of its divisors is an integer number (2923522560).

Almost surely, 2^23221121214 is an apocalyptic number.

23221121214 is an abundant number, since it is smaller than the sum of its proper divisors (23555239746).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

23221121214 is a wasteful number, since it uses less digits than its factorization.

23221121214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27843215.

The product of its digits is 384, while the sum is 21.

Adding to 23221121214 its reverse (41212112232), we get a palindrome (64433233446).

The spelling of 23221121214 in words is "twenty-three billion, two hundred twenty-one million, one hundred twenty-one thousand, two hundred fourteen".