11103110000031 has 32 divisors (see below), whose sum is σ = 16981225676800. Its totient is φ = 6321311974656.

The previous prime is 11103110000027. The next prime is 11103110000113. The reversal of 11103110000031 is 13000001130111.

It is not a de Polignac number, because 11103110000031 - 2² = 11103110000027 is a prime.

It is a super-2 number, since 2×11103110000031² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 11103109999971 and 11103110000016.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11103110000011) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 102319155 + ... + 102427611.

It is an arithmetic number, because the mean of its divisors is an integer number (530663302400).

Almost surely, 2^{11103110000031} is an apocalyptic number.

11103110000031 is a deficient number, since it is larger than the sum of its proper divisors (5878115676769).

11103110000031 is a wasteful number, since it uses less digits than its factorization.

11103110000031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 126343.

The product of its (nonzero) digits is 9, while the sum is 12.

Adding to 11103110000031 its reverse (13000001130111), we get a palindrome (24103111130142).

The spelling of 11103110000031 in words is "eleven trillion, one hundred three billion, one hundred ten million, thirty-one", and thus it is an aban number.