22212242001331 has 2 divisors, whose sum is σ = 22212242001332. Its totient is φ = 22212242001330.

The previous prime is 22212242001311. The next prime is 22212242001401. The reversal of 22212242001331 is 13310024221222.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22212242001331 is a prime.

It is a super-2 number, since 2×22212242001331² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 22212242001296 and 22212242001305.

It is not a weakly prime, because it can be changed into another prime (22212242001311) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11106121000665 + 11106121000666.

It is an arithmetic number, because the mean of its divisors is an integer number (11106121000666).

Almost surely, 2^{22212242001331} is an apocalyptic number.

22212242001331 is a deficient number, since it is larger than the sum of its proper divisors (1).

22212242001331 is an equidigital number, since it uses as much as digits as its factorization.

22212242001331 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2304, while the sum is 25.

Adding to 22212242001331 its reverse (13310024221222), we get a palindrome (35522266222553).

The spelling of 22212242001331 in words is "twenty-two trillion, two hundred twelve billion, two hundred forty-two million, one thousand, three hundred thirty-one".