2145203106200 has 192 divisors, whose sum is σ = 6418894878720. Its totient is φ = 647065728000.

The previous prime is 2145203106199. The next prime is 2145203106229. The reversal of 2145203106200 is 26013025412.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 2145203106200.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1769357 + ... + 2724156.

It is an arithmetic number, because the mean of its divisors is an integer number (33431744160).

Almost surely, 2^{2145203106200} is an apocalyptic number.

2145203106200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2145203106200 is an abundant number, since it is smaller than the sum of its proper divisors (4273691772520).

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

2145203106200 is a wasteful number, since it uses less digits than its factorization.

2145203106200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4493578 (or 4493569 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 26.

The spelling of 2145203106200 in words is "two trillion, one hundred forty-five billion, two hundred three million, one hundred six thousand, two hundred".