111001210130 has 16 divisors (see below), whose sum is σ = 199805980824. Its totient is φ = 44399639040.

The previous prime is 111001210129. The next prime is 111001210157. The reversal of 111001210130 is 31012100111.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 47266673281 + 63734536849 = 217409^2 + 252457^2 .

It is a Curzon number.

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, 924224 + ... + 1037396.

Almost surely, 2^111001210130 is an apocalyptic number.

111001210130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

111001210130 is a deficient number, since it is larger than the sum of its proper divisors (88804770694).

111001210130 is a wasteful number, since it uses less digits than its factorization.

111001210130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 211261.

The product of its (nonzero) digits is 6, while the sum is 11.

Adding to 111001210130 its reverse (31012100111), we get a palindrome (142013310241).

The spelling of 111001210130 in words is "one hundred eleven billion, one million, two hundred ten thousand, one hundred thirty".