103100021331320 has 128 divisors (see below), whose sum is σ = 262105479175680. Its totient is φ = 36235779840000.

The previous prime is 103100021331233. The next prime is 103100021331331. The reversal of 103100021331320 is 23133120001301.

It is a super-2 number, since 2×103100021331320² (a number of 29 digits) contains 22 as substring.

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 = 103100021331292 and 103100021331301.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 51441131 + ... + 53407770.

It is an arithmetic number, because the mean of its divisors is an integer number (2047699056060).

Almost surely, 2^{103100021331320} is an apocalyptic number.

103100021331320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

103100021331320 is an abundant number, since it is smaller than the sum of its proper divisors (159005457844360).

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

103100021331320 is a wasteful number, since it uses less digits than its factorization.

103100021331320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104849017 (or 104849013 counting only the distinct ones).

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

Adding to 103100021331320 its reverse (23133120001301), we get a palindrome (126233141332621).

The spelling of 103100021331320 in words is "one hundred three trillion, one hundred billion, twenty-one million, three hundred thirty-one thousand, three hundred twenty".