22120212020311 has 16 divisors (see below), whose sum is σ = 22213230294528. Its totient is φ = 22027435214400.

The previous prime is 22120212020299. The next prime is 22120212020359. The reversal of 22120212020311 is 11302021202122.

It is a cyclic number.

It is not a de Polignac number, because 22120212020311 - 2⁷ = 22120212020183 is a prime.

It is a super-2 number, since 2×22120212020311² (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 (22120212023311) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 458131491 + ... + 458179771.

It is an arithmetic number, because the mean of its divisors is an integer number (1388326893408).

Almost surely, 2^{22120212020311} is an apocalyptic number.

22120212020311 is a deficient number, since it is larger than the sum of its proper divisors (93018274217).

22120212020311 is a wasteful number, since it uses less digits than its factorization.

22120212020311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50742.

The product of its (nonzero) digits is 192, while the sum is 19.

Adding to 22120212020311 its reverse (11302021202122), we get a palindrome (33422233222433).

The spelling of 22120212020311 in words is "twenty-two trillion, one hundred twenty billion, two hundred twelve million, twenty thousand, three hundred eleven".