11000919031 has 2 divisors, whose sum is σ = 11000919032. Its totient is φ = 11000919030.

The previous prime is 11000918983. The next prime is 11000919049. The reversal of 11000919031 is 13091900011.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11000919031 - 2⁹ = 11000918519 is a prime.

It is a super-2 number, since 2×11000919031² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 11000918987 and 11000919005.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11000919071) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5500459515 + 5500459516.

It is an arithmetic number, because the mean of its divisors is an integer number (5500459516).

Almost surely, 2^11000919031 is an apocalyptic number.

11000919031 is a deficient number, since it is larger than the sum of its proper divisors (1).

11000919031 is an equidigital number, since it uses as much as digits as its factorization.

11000919031 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 243, while the sum is 25.

The spelling of 11000919031 in words is "eleven billion, nine hundred nineteen thousand, thirty-one".