1122221039 has 2 divisors, whose sum is σ = 1122221040. Its totient is φ = 1122221038.

The previous prime is 1122220973. The next prime is 1122221047. The reversal of 1122221039 is 9301222211.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1122221039 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1125221039) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 561110519 + 561110520.

It is an arithmetic number, because the mean of its divisors is an integer number (561110520).

Almost surely, 2^1122221039 is an apocalyptic number.

1122221039 is a deficient number, since it is larger than the sum of its proper divisors (1).

1122221039 is an equidigital number, since it uses as much as digits as its factorization.

1122221039 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 432, while the sum is 23.

The square root of 1122221039 is about 33499.5677434799. The cubic root of 1122221039 is about 1039.1848392326.

The spelling of 1122221039 in words is "one billion, one hundred twenty-two million, two hundred twenty-one thousand, thirty-nine".