1132221337921 has 2 divisors, whose sum is σ = 1132221337922. Its totient is φ = 1132221337920.

The previous prime is 1132221337859. The next prime is 1132221337931. The reversal of 1132221337921 is 1297331222311.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 751106488896 + 381114849025 = 866664^2 + 617345^2 .

It is a cyclic number.

It is not a de Polignac number, because 1132221337921 - 2²⁷ = 1132087120193 is a prime.

It is not a weakly prime, because it can be changed into another prime (1132221337931) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 566110668960 + 566110668961.

It is an arithmetic number, because the mean of its divisors is an integer number (566110668961).

Almost surely, 2^{1132221337921} is an apocalyptic number.

It is an amenable number.

1132221337921 is a deficient number, since it is larger than the sum of its proper divisors (1).

1132221337921 is an equidigital number, since it uses as much as digits as its factorization.

1132221337921 is an evil number, because the sum of its binary digits is even.

The product of its digits is 27216, while the sum is 37.

The spelling of 1132221337921 in words is "one trillion, one hundred thirty-two billion, two hundred twenty-one million, three hundred thirty-seven thousand, nine hundred twenty-one".