2150122250 has 32 divisors (see below), whose sum is σ = 4093277760. Its totient is φ = 845466000.

The previous prime is 2150122237. The next prime is 2150122279. The reversal of 2150122250 is 522210512.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 58136 + ... + 87635.

It is an arithmetic number, because the mean of its divisors is an integer number (127914930).

Almost surely, 2^2150122250 is an apocalyptic number.

2150122250 is a deficient number, since it is larger than the sum of its proper divisors (1943155510).

2150122250 is a wasteful number, since it uses less digits than its factorization.

2150122250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 145847 (or 145837 counting only the distinct ones).

The product of its (nonzero) digits is 400, while the sum is 20.

The square root of 2150122250 is about 46369.4107143923. The cubic root of 2150122250 is about 1290.6873427743.

Adding to 2150122250 its reverse (522210512), we get a palindrome (2672332762).

The spelling of 2150122250 in words is "two billion, one hundred fifty million, one hundred twenty-two thousand, two hundred fifty".