11111012130 has 32 divisors (see below), whose sum is σ = 26783918784. Its totient is φ = 2949882176.

The previous prime is 11111012093. The next prime is 11111012153. The reversal of 11111012130 is 3121011111.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 808977 + ... + 822596.

It is an arithmetic number, because the mean of its divisors is an integer number (836997462).

Almost surely, 2^11111012130 is an apocalyptic number.

11111012130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11111012130 is an abundant number, since it is smaller than the sum of its proper divisors (15672906654).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11111012130 is a wasteful number, since it uses less digits than its factorization.

11111012130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1631810.

The product of its (nonzero) digits is 6, while the sum is 12.

Adding to 11111012130 its reverse (3121011111), we get a palindrome (14232023241).

The spelling of 11111012130 in words is "eleven billion, one hundred eleven million, twelve thousand, one hundred thirty".