22333223311231 has 4 divisors (see below), whose sum is σ = 25523683784272. Its totient is φ = 19142762838192.

The previous prime is 22333223311229. The next prime is 22333223311247. The reversal of 22333223311231 is 13211332233322.

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

It is not a de Polignac number, because 22333223311231 - 2¹ = 22333223311229 is a prime.

It is a super-2 number, since 2×22333223311231² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22333223311193 and 22333223311202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22333223314231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1595230236510 + ... + 1595230236523.

It is an arithmetic number, because the mean of its divisors is an integer number (6380920946068).

Almost surely, 2^{22333223311231} is an apocalyptic number.

22333223311231 is a deficient number, since it is larger than the sum of its proper divisors (3190460473041).

22333223311231 is an equidigital number, since it uses as much as digits as its factorization.

22333223311231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3190460473040.

The product of its digits is 23328, while the sum is 31.

Adding to 22333223311231 its reverse (13211332233322), we get a palindrome (35544555544553).

The spelling of 22333223311231 in words is "twenty-two trillion, three hundred thirty-three billion, two hundred twenty-three million, three hundred eleven thousand, two hundred thirty-one".