2102234520 has 32 divisors (see below), whose sum is σ = 6306703920. Its totient is φ = 560595840.

The previous prime is 2102234443. The next prime is 2102234539. The reversal of 2102234520 is 254322012.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8759191 + ... + 8759430.

Almost surely, 2^2102234520 is an apocalyptic number.

2102234520 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2102234520 is an abundant number, since it is smaller than the sum of its proper divisors (4204469400).

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

2102234520 is a wasteful number, since it uses less digits than its factorization.

2102234520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17518635 (or 17518631 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 21.

The square root of 2102234520 is about 45850.1310794200. The cubic root of 2102234520 is about 1281.0332071191.

Adding to 2102234520 its reverse (254322012), we get a palindrome (2356556532).

The spelling of 2102234520 in words is "two billion, one hundred two million, two hundred thirty-four thousand, five hundred twenty".