2120450200 has 48 divisors (see below), whose sum is σ = 5378238360. Its totient is φ = 771072000.

The previous prime is 2120450191. The next prime is 2120450207. The reversal of 2120450200 is 20540212.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2120450207) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 479721 + ... + 484120.

Almost surely, 2^2120450200 is an apocalyptic number.

2120450200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2120450200 is an abundant number, since it is smaller than the sum of its proper divisors (3257788160).

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

2120450200 is a wasteful number, since it uses less digits than its factorization.

2120450200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 963868 (or 963859 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 16.

The square root of 2120450200 is about 46048.3463329575. The cubic root of 2120450200 is about 1284.7225854229.

Adding to 2120450200 its reverse (20540212), we get a palindrome (2140990412).

The spelling of 2120450200 in words is "two billion, one hundred twenty million, four hundred fifty thousand, two hundred".