22033131222331 has 2 divisors, whose sum is σ = 22033131222332. Its totient is φ = 22033131222330.

The previous prime is 22033131222259. The next prime is 22033131222341. The reversal of 22033131222331 is 13322213133022.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22033131222331 - 2¹³ = 22033131214139 is a prime.

It is a super-2 number, since 2×22033131222331² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 22033131222331.

It is not a weakly prime, because it can be changed into another prime (22033131222341) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11016565611165 + 11016565611166.

It is an arithmetic number, because the mean of its divisors is an integer number (11016565611166).

Almost surely, 2^{22033131222331} is an apocalyptic number.

22033131222331 is a deficient number, since it is larger than the sum of its proper divisors (1).

22033131222331 is an equidigital number, since it uses as much as digits as its factorization.

22033131222331 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7776, while the sum is 28.

Adding to 22033131222331 its reverse (13322213133022), we get a palindrome (35355344355353).

The spelling of 22033131222331 in words is "twenty-two trillion, thirty-three billion, one hundred thirty-one million, two hundred twenty-two thousand, three hundred thirty-one".