103111313130 has 96 divisors (see below), whose sum is σ = 309362736384. Its totient is φ = 23339467008.

The previous prime is 103111313117. The next prime is 103111313131. The reversal of 103111313130 is 31313111301.

103111313130 is a `hidden beast` number, since 10 + 311 + 1 + 31 + 313 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (103111313131) by changing a digit.

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 47 ways as a sum of consecutive naturals, for example, 729619 + ... + 859398.

It is an arithmetic number, because the mean of its divisors is an integer number (3222528504).

Almost surely, 2^103111313130 is an apocalyptic number.

103111313130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

103111313130 is an abundant number, since it is smaller than the sum of its proper divisors (206251423254).

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

103111313130 is a wasteful number, since it uses less digits than its factorization.

103111313130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1589140 (or 1589137 counting only the distinct ones).

The product of its (nonzero) digits is 81, while the sum is 18.

Adding to 103111313130 its reverse (31313111301), we get a palindrome (134424424431).

The spelling of 103111313130 in words is "one hundred three billion, one hundred eleven million, three hundred thirteen thousand, one hundred thirty".