2150621010 has 32 divisors (see below), whose sum is σ = 5734990080. Its totient is φ = 573498864.

The previous prime is 2150620999. The next prime is 2150621069. The reversal of 2150621010 is 101260512.

2150621010 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (18).

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, 3982362 + ... + 3982901.

It is an arithmetic number, because the mean of its divisors is an integer number (179218440).

Almost surely, 2^2150621010 is an apocalyptic number.

2150621010 is an abundant number, since it is smaller than the sum of its proper divisors (3584369070).

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

2150621010 is a wasteful number, since it uses less digits than its factorization.

2150621010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7965279 (or 7965273 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 18.

The square root of 2150621010 is about 46374.7885170380. The cubic root of 2150621010 is about 1290.7871345341.

Adding to 2150621010 its reverse (101260512), we get a palindrome (2251881522).

The spelling of 2150621010 in words is "two billion, one hundred fifty million, six hundred twenty-one thousand, ten".