2103322131020 has 48 divisors (see below), whose sum is σ = 4839746865408. Its totient is φ = 761475034560.

The previous prime is 2103322131013. The next prime is 2103322131083. The reversal of 2103322131020 is 201312233012.

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 = 2103322130983 and 2103322131001.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21008552 + ... + 21108431.

It is an arithmetic number, because the mean of its divisors is an integer number (100828059696).

Almost surely, 2^{2103322131020} is an apocalyptic number.

2103322131020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2103322131020 is an abundant number, since it is smaller than the sum of its proper divisors (2736424734388).

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

2103322131020 is a wasteful number, since it uses less digits than its factorization.

2103322131020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42117230 (or 42117228 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 2103322131020 its reverse (201312233012), we get a palindrome (2304634364032).

The spelling of 2103322131020 in words is "two trillion, one hundred three billion, three hundred twenty-two million, one hundred thirty-one thousand, twenty".