11021022239 has 2 divisors, whose sum is σ = 11021022240. Its totient is φ = 11021022238.

The previous prime is 11021022193. The next prime is 11021022247. The reversal of 11021022239 is 93222012011.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11021022239 - 2²⁰ = 11019973663 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11021022289) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5510511119 + 5510511120.

It is an arithmetic number, because the mean of its divisors is an integer number (5510511120).

Almost surely, 2^11021022239 is an apocalyptic number.

11021022239 is a deficient number, since it is larger than the sum of its proper divisors (1).

11021022239 is an equidigital number, since it uses as much as digits as its factorization.

11021022239 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 spelling of 11021022239 in words is "eleven billion, twenty-one million, twenty-two thousand, two hundred thirty-nine".