2120211021313 has 8 divisors (see below), whose sum is σ = 2643379974720. Its totient is φ = 1652112484080.

The previous prime is 2120211021301. The next prime is 2120211021319. The reversal of 2120211021313 is 3131201120212.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2120211021313 - 2²¹ = 2120208924161 is a prime.

It is a super-2 number, since 2×2120211021313² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2120211021319) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13767603958 + ... + 13767604111.

It is an arithmetic number, because the mean of its divisors is an integer number (330422496840).

Almost surely, 2^{2120211021313} is an apocalyptic number.

It is an amenable number.

2120211021313 is a deficient number, since it is larger than the sum of its proper divisors (523168953407).

2120211021313 is a wasteful number, since it uses less digits than its factorization.

2120211021313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27535208087.

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 2120211021313 its reverse (3131201120212), we get a palindrome (5251412141525).

The spelling of 2120211021313 in words is "two trillion, one hundred twenty billion, two hundred eleven million, twenty-one thousand, three hundred thirteen".