103313111020 has 48 divisors (see below), whose sum is σ = 248939405568. Its totient is φ = 35280504000.

The previous prime is 103313111003. The next prime is 103313111023. The reversal of 103313111020 is 20111313301.

It is a junction number, because it is equal to n+sod(n) for n = 103313110985 and 103313111003.

It is not an unprimeable number, because it can be changed into a prime (103313111023) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1434882 + ... + 1505161.

It is an arithmetic number, because the mean of its divisors is an integer number (5186237616).

Almost surely, 2^103313111020 is an apocalyptic number.

103313111020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

103313111020 is an abundant number, since it is smaller than the sum of its proper divisors (145626294548).

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

103313111020 is a wasteful number, since it uses less digits than its factorization.

103313111020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2940310 (or 2940308 counting only the distinct ones).

The product of its (nonzero) digits is 54, while the sum is 16.

Adding to 103313111020 its reverse (20111313301), we get a palindrome (123424424321).

The spelling of 103313111020 in words is "one hundred three billion, three hundred thirteen million, one hundred eleven thousand, twenty".