11031426207 has 10 divisors (see below), whose sum is σ = 16479044208. Its totient is φ = 7354284084.

The previous prime is 11031426193. The next prime is 11031426269. The reversal of 11031426207 is 70262413011.

11031426207 is a `hidden beast` number, since 1 + 1 + 0 + 31 + 4 + 2 + 620 + 7 = 666.

It is not a de Polignac number, because 11031426207 - 2⁷ = 11031426079 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11031426407) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 68095143 + ... + 68095304.

Almost surely, 2^11031426207 is an apocalyptic number.

11031426207 is a deficient number, since it is larger than the sum of its proper divisors (5447618001).

11031426207 is an equidigital number, since it uses as much as digits as its factorization.

11031426207 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 136190459 (or 136190450 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 27.

Adding to 11031426207 its reverse (70262413011), we get a palindrome (81293839218).

The spelling of 11031426207 in words is "eleven billion, thirty-one million, four hundred twenty-six thousand, two hundred seven".