11322311197 has 2 divisors, whose sum is σ = 11322311198. Its totient is φ = 11322311196.

The previous prime is 11322311183. The next prime is 11322311243. The reversal of 11322311197 is 79111322311.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10728609241 + 593701956 = 103579^2 + 24366^2 .

It is a cyclic number.

It is not a de Polignac number, because 11322311197 - 2⁷ = 11322311069 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11322311107) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5661155598 + 5661155599.

It is an arithmetic number, because the mean of its divisors is an integer number (5661155599).

Almost surely, 2^11322311197 is an apocalyptic number.

It is an amenable number.

11322311197 is a deficient number, since it is larger than the sum of its proper divisors (1).

11322311197 is an equidigital number, since it uses as much as digits as its factorization.

11322311197 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2268, while the sum is 31.

The spelling of 11322311197 in words is "eleven billion, three hundred twenty-two million, three hundred eleven thousand, one hundred ninety-seven".