2150323223420 has 24 divisors (see below), whose sum is σ = 4515754412400. Its totient is φ = 860114881152.

The previous prime is 2150323223417. The next prime is 2150323223431. The reversal of 2150323223420 is 243223230512.

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, 366776 + ... + 2105984.

It is an arithmetic number, because the mean of its divisors is an integer number (188156433850).

Almost surely, 2^{2150323223420} is an apocalyptic number.

2150323223420 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2150323223420 is an abundant number, since it is smaller than the sum of its proper divisors (2365431188980).

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

2150323223420 is a wasteful number, since it uses less digits than its factorization.

2150323223420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1801037 (or 1801035 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 29.

Adding to 2150323223420 its reverse (243223230512), we get a palindrome (2393546453932).

The spelling of 2150323223420 in words is "two trillion, one hundred fifty billion, three hundred twenty-three million, two hundred twenty-three thousand, four hundred twenty".