11121031319 has 2 divisors, whose sum is σ = 11121031320. Its totient is φ = 11121031318.

The previous prime is 11121031301. The next prime is 11121031349. The reversal of 11121031319 is 91313012111.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11121031319 - 2²⁸ = 10852595863 is a prime.

It is a super-2 number, since 2×11121031319² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 11121031294 and 11121031303.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11121031349) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5560515659 + 5560515660.

It is an arithmetic number, because the mean of its divisors is an integer number (5560515660).

Almost surely, 2^11121031319 is an apocalyptic number.

11121031319 is a deficient number, since it is larger than the sum of its proper divisors (1).

11121031319 is an equidigital number, since it uses as much as digits as its factorization.

11121031319 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 162, while the sum is 23.

The spelling of 11121031319 in words is "eleven billion, one hundred twenty-one million, thirty-one thousand, three hundred nineteen".