11430431130 has 16 divisors (see below), whose sum is σ = 27433034784. Its totient is φ = 3048114960.

The previous prime is 11430431107. The next prime is 11430431149. The reversal of 11430431130 is 3113403411.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 11430431097 and 11430431106.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 190507156 + ... + 190507215.

It is an arithmetic number, because the mean of its divisors is an integer number (1714564674).

Almost surely, 2^11430431130 is an apocalyptic number.

11430431130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11430431130 is an abundant number, since it is smaller than the sum of its proper divisors (16002603654).

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

11430431130 is a wasteful number, since it uses less digits than its factorization.

11430431130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 381014381.

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 11430431130 its reverse (3113403411), we get a palindrome (14543834541).

The spelling of 11430431130 in words is "eleven billion, four hundred thirty million, four hundred thirty-one thousand, one hundred thirty".