2120210110203 has 16 divisors (see below), whose sum is σ = 2831989583232. Its totient is φ = 1410953400000.

The previous prime is 2120210110171. The next prime is 2120210110211. The reversal of 2120210110203 is 3020110120212.

It is not a de Polignac number, because 2120210110203 - 2⁵ = 2120210110171 is a prime.

It is a super-2 number, since 2×2120210110203² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2120210110703) 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, 6050668 + ... + 6391478.

It is an arithmetic number, because the mean of its divisors is an integer number (176999348952).

Almost surely, 2^{2120210110203} is an apocalyptic number.

2120210110203 is a deficient number, since it is larger than the sum of its proper divisors (711779473029).

2120210110203 is a wasteful number, since it uses less digits than its factorization.

2120210110203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 344506.

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 2120210110203 its reverse (3020110120212), we get a palindrome (5140320230415).

The spelling of 2120210110203 in words is "two trillion, one hundred twenty billion, two hundred ten million, one hundred ten thousand, two hundred three".