2120313313203 has 16 divisors (see below), whose sum is σ = 2977696350720. Its totient is φ = 1338327143136.

The previous prime is 2120313313201. The next prime is 2120313313297. The reversal of 2120313313203 is 3023133130212.

It is not a de Polignac number, because 2120313313203 - 2¹ = 2120313313201 is a prime.

It is a super-2 number, since 2×2120313313203² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2120313313201) 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, 11268475 + ... + 11455092.

It is an arithmetic number, because the mean of its divisors is an integer number (186106021920).

Almost surely, 2^{2120313313203} is an apocalyptic number.

2120313313203 is a deficient number, since it is larger than the sum of its proper divisors (857383037517).

2120313313203 is a wasteful number, since it uses less digits than its factorization.

2120313313203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22725226.

The product of its (nonzero) digits is 1944, while the sum is 24.

Adding to 2120313313203 its reverse (3023133130212), we get a palindrome (5143446443415).

The spelling of 2120313313203 in words is "two trillion, one hundred twenty billion, three hundred thirteen million, three hundred thirteen thousand, two hundred three".