111031432130 has 16 divisors (see below), whose sum is σ = 200495102904. Its totient is φ = 44270678400.

The previous prime is 111031432123. The next prime is 111031432231. The reversal of 111031432130 is 31234130111.

111031432130 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 54192580849 + 56838851281 = 232793^2 + 238409^2 .

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, 17733521 + ... + 17739780.

Almost surely, 2^111031432130 is an apocalyptic number.

111031432130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

111031432130 is a deficient number, since it is larger than the sum of its proper divisors (89463670774).

111031432130 is a wasteful number, since it uses less digits than its factorization.

111031432130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35473621.

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 111031432130 its reverse (31234130111), we get a palindrome (142265562241).

The spelling of 111031432130 in words is "one hundred eleven billion, thirty-one million, four hundred thirty-two thousand, one hundred thirty".