22011112111253 has 2 divisors, whose sum is σ = 22011112111254. Its totient is φ = 22011112111252.

The previous prime is 22011112111117. The next prime is 22011112111273. The reversal of 22011112111253 is 35211121111022.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 18041366685169 + 3969745426084 = 4247513^2 + 1992422^2 .

It is a cyclic number.

It is not a de Polignac number, because 22011112111253 - 2¹⁶ = 22011112045717 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22011112111273) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11005556055626 + 11005556055627.

It is an arithmetic number, because the mean of its divisors is an integer number (11005556055627).

Almost surely, 2^{22011112111253} is an apocalyptic number.

It is an amenable number.

22011112111253 is a deficient number, since it is larger than the sum of its proper divisors (1).

22011112111253 is an equidigital number, since it uses as much as digits as its factorization.

22011112111253 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 240, while the sum is 23.

Adding to 22011112111253 its reverse (35211121111022), we get a palindrome (57222233222275).

The spelling of 22011112111253 in words is "twenty-two trillion, eleven billion, one hundred twelve million, one hundred eleven thousand, two hundred fifty-three".