22112001221311 has 8 divisors (see below), whose sum is σ = 22115726075520. Its totient is φ = 22108276652448.

The previous prime is 22112001221267. The next prime is 22112001221363. The reversal of 22112001221311 is 11312210021122.

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

It is a cyclic number.

It is not a de Polignac number, because 22112001221311 - 2²³ = 22111992832703 is a prime.

It is a super-2 number, since 2×22112001221311² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22112001221711) 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, 199369170 + ... + 199480048.

It is an arithmetic number, because the mean of its divisors is an integer number (2764465759440).

Almost surely, 2^{22112001221311} is an apocalyptic number.

22112001221311 is a deficient number, since it is larger than the sum of its proper divisors (3724854209).

22112001221311 is a wasteful number, since it uses less digits than its factorization.

22112001221311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 142673.

The product of its (nonzero) digits is 96, while the sum is 19.

Adding to 22112001221311 its reverse (11312210021122), we get a palindrome (33424211242433).

The spelling of 22112001221311 in words is "twenty-two trillion, one hundred twelve billion, one million, two hundred twenty-one thousand, three hundred eleven".