103113313220 has 48 divisors (see below), whose sum is σ = 219979764480. Its totient is φ = 40592192256.

The previous prime is 103113313189. The next prime is 103113313229. The reversal of 103113313220 is 22313311301.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 103113313192 and 103113313201.

It is not an unprimeable number, because it can be changed into a prime (103113313229) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 599711 + ... + 752249.

It is an arithmetic number, because the mean of its divisors is an integer number (4582911760).

Almost surely, 2^103113313220 is an apocalyptic number.

103113313220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

103113313220 is an abundant number, since it is smaller than the sum of its proper divisors (116866451260).

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

103113313220 is a wasteful number, since it uses less digits than its factorization.

103113313220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 153084 (or 153082 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 20.

Adding to 103113313220 its reverse (22313311301), we get a palindrome (125426624521).

The spelling of 103113313220 in words is "one hundred three billion, one hundred thirteen million, three hundred thirteen thousand, two hundred twenty".