111201020130 has 32 divisors (see below), whose sum is σ = 280928894400. Its totient is φ = 28092889152.

The previous prime is 111201020129. The next prime is 111201020167. The reversal of 111201020130 is 31020102111.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 97544185 + ... + 97545324.

It is an arithmetic number, because the mean of its divisors is an integer number (8779027950).

Almost surely, 2^111201020130 is an apocalyptic number.

111201020130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

111201020130 is an abundant number, since it is smaller than the sum of its proper divisors (169727874270).

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

111201020130 is a wasteful number, since it uses less digits than its factorization.

111201020130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 195089538.

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

Adding to 111201020130 its reverse (31020102111), we get a palindrome (142221122241).

The spelling of 111201020130 in words is "one hundred eleven billion, two hundred one million, twenty thousand, one hundred thirty".