2120103113340 has 24 divisors (see below), whose sum is σ = 5936288717520. Its totient is φ = 565360830208.

The previous prime is 2120103113339. The next prime is 2120103113347. The reversal of 2120103113340 is 433113010212.

It is a super-2 number, since 2×2120103113340² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2120103113347) 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, 17667525885 + ... + 17667526004.

It is an arithmetic number, because the mean of its divisors is an integer number (247345363230).

Almost surely, 2^{2120103113340} is an apocalyptic number.

2120103113340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2120103113340 is an abundant number, since it is smaller than the sum of its proper divisors (3816185604180).

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

2120103113340 is a wasteful number, since it uses less digits than its factorization.

2120103113340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35335051901 (or 35335051899 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 2120103113340 its reverse (433113010212), we get a palindrome (2553216123552).

The spelling of 2120103113340 in words is "two trillion, one hundred twenty billion, one hundred three million, one hundred thirteen thousand, three hundred forty".