1122012219997 has 2 divisors, whose sum is σ = 1122012219998. Its totient is φ = 1122012219996.

The previous prime is 1122012219983. The next prime is 1122012220013. The reversal of 1122012219997 is 7999122102211.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1101143817316 + 20868402681 = 1049354^2 + 144459^2 .

It is a cyclic number.

It is not a de Polignac number, because 1122012219997 - 2¹⁵ = 1122012187229 is a prime.

It is a super-2 number, since 2×1122012219997² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1122012219397) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 561006109998 + 561006109999.

It is an arithmetic number, because the mean of its divisors is an integer number (561006109999).

Almost surely, 2^{1122012219997} is an apocalyptic number.

It is an amenable number.

1122012219997 is a deficient number, since it is larger than the sum of its proper divisors (1).

1122012219997 is an equidigital number, since it uses as much as digits as its factorization.

1122012219997 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 81648, while the sum is 46.

The spelling of 1122012219997 in words is "one trillion, one hundred twenty-two billion, twelve million, two hundred nineteen thousand, nine hundred ninety-seven".