22133212231051 has 4 divisors (see below), whose sum is σ = 22172525219592. Its totient is φ = 22093899242512.

The previous prime is 22133212231001. The next prime is 22133212231079. The reversal of 22133212231051 is 15013221233122.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 22133212231051 - 2¹⁵ = 22133212198283 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22133212231001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19656493426 + ... + 19656494551.

It is an arithmetic number, because the mean of its divisors is an integer number (5543131304898).

Almost surely, 2^{22133212231051} is an apocalyptic number.

22133212231051 is a deficient number, since it is larger than the sum of its proper divisors (39312988541).

22133212231051 is an equidigital number, since it uses as much as digits as its factorization.

22133212231051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39312988540.

The product of its (nonzero) digits is 4320, while the sum is 28.

Adding to 22133212231051 its reverse (15013221233122), we get a palindrome (37146433464173).

The spelling of 22133212231051 in words is "twenty-two trillion, one hundred thirty-three billion, two hundred twelve million, two hundred thirty-one thousand, fifty-one".