2151400300 has 72 divisors (see below), whose sum is σ = 5374100480. Its totient is φ = 732283200.

The previous prime is 2151400297. The next prime is 2151400309. The reversal of 2151400300 is 30041512.

It is not an unprimeable number, because it can be changed into a prime (2151400309) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 86245 + ... + 108355.

Almost surely, 2^2151400300 is an apocalyptic number.

2151400300 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2151400300, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2687050240).

2151400300 is an abundant number, since it is smaller than the sum of its proper divisors (3222700180).

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

2151400300 is a wasteful number, since it uses less digits than its factorization.

2151400300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22271 (or 22264 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 16.

The square root of 2151400300 is about 46383.1898428730. The cubic root of 2151400300 is about 1290.9430237755.

Adding to 2151400300 its reverse (30041512), we get a palindrome (2181441812).

The spelling of 2151400300 in words is "two billion, one hundred fifty-one million, four hundred thousand, three hundred".