11012231239 has 2 divisors, whose sum is σ = 11012231240. Its totient is φ = 11012231238.

The previous prime is 11012231221. The next prime is 11012231257. The reversal of 11012231239 is 93213221011.

It is a balanced prime because it is at equal distance from previous prime (11012231221) and next prime (11012231257).

It is a cyclic number.

It is not a de Polignac number, because 11012231239 - 2⁵ = 11012231207 is a prime.

It is a super-2 number, since 2×11012231239² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11012231039) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5506115619 + 5506115620.

It is an arithmetic number, because the mean of its divisors is an integer number (5506115620).

Almost surely, 2^11012231239 is an apocalyptic number.

11012231239 is a deficient number, since it is larger than the sum of its proper divisors (1).

11012231239 is an equidigital number, since it uses as much as digits as its factorization.

11012231239 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 648, while the sum is 25.

The spelling of 11012231239 in words is "eleven billion, twelve million, two hundred thirty-one thousand, two hundred thirty-nine".