22120222431211 has 8 divisors (see below), whose sum is σ = 23082042804480. Its totient is φ = 21158408022312.

The previous prime is 22120222431187. The next prime is 22120222431227. The reversal of 22120222431211 is 11213422202122.

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-22120222431211 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22120222438211) 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, 7154170 + ... + 9768448.

It is an arithmetic number, because the mean of its divisors is an integer number (2885255350560).

Almost surely, 2^{22120222431211} is an apocalyptic number.

22120222431211 is a deficient number, since it is larger than the sum of its proper divisors (961820373269).

22120222431211 is a wasteful number, since it uses less digits than its factorization.

22120222431211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2982185.

The product of its (nonzero) digits is 1536, while the sum is 25.

Adding to 22120222431211 its reverse (11213422202122), we get a palindrome (33333644633333).

The spelling of 22120222431211 in words is "twenty-two trillion, one hundred twenty billion, two hundred twenty-two million, four hundred thirty-one thousand, two hundred eleven".