2120103210 has 32 divisors (see below), whose sum is σ = 5096356992. Its totient is φ = 564459840.

The previous prime is 2120103197. The next prime is 2120103211. The reversal of 2120103210 is 123010212.

It is not an unprimeable number, because it can be changed into a prime (2120103211) 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, 37069 + ... + 74928.

It is an arithmetic number, because the mean of its divisors is an integer number (159261156).

Almost surely, 2^2120103210 is an apocalyptic number.

2120103210 is an abundant number, since it is smaller than the sum of its proper divisors (2976253782).

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

2120103210 is a wasteful number, since it uses less digits than its factorization.

2120103210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112638.

The product of its (nonzero) digits is 24, while the sum is 12.

The square root of 2120103210 is about 46044.5785082240. The cubic root of 2120103210 is about 1284.6525043606.

Adding to 2120103210 its reverse (123010212), we get a palindrome (2243113422).

The spelling of 2120103210 in words is "two billion, one hundred twenty million, one hundred three thousand, two hundred ten".