2120203310 has 16 divisors (see below), whose sum is σ = 3821168736. Its totient is φ = 847014048.

The previous prime is 2120203307. The next prime is 2120203321. The reversal of 2120203310 is 133020212.

It is a happy number.

It is a super-2 number, since 2×2120203310² = 8990524151469912200, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 125042 + ... + 140981.

It is an arithmetic number, because the mean of its divisors is an integer number (238823046).

Almost surely, 2^2120203310 is an apocalyptic number.

2120203310 is a deficient number, since it is larger than the sum of its proper divisors (1700965426).

2120203310 is a wasteful number, since it uses less digits than its factorization.

2120203310 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 266827.

The product of its (nonzero) digits is 72, while the sum is 14.

The square root of 2120203310 is about 46045.6654854721. The cubic root of 2120203310 is about 1284.6727221958.

Adding to 2120203310 its reverse (133020212), we get a palindrome (2253223522).

The spelling of 2120203310 in words is "two billion, one hundred twenty million, two hundred three thousand, three hundred ten".