2150221022 has 4 divisors (see below), whose sum is σ = 3225331536. Its totient is φ = 1075110510.

The previous prime is 2150221009. The next prime is 2150221027. The reversal of 2150221022 is 2201220512.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2150221027) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 537555254 + ... + 537555257.

It is an arithmetic number, because the mean of its divisors is an integer number (806332884).

Almost surely, 2^2150221022 is an apocalyptic number.

2150221022 is a deficient number, since it is larger than the sum of its proper divisors (1075110514).

2150221022 is a wasteful number, since it uses less digits than its factorization.

2150221022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1075110513.

The product of its (nonzero) digits is 160, while the sum is 17.

The square root of 2150221022 is about 46370.4757577491. The cubic root of 2150221022 is about 1290.7071062735.

Adding to 2150221022 its reverse (2201220512), we get a palindrome (4351441534).

It can be divided in two parts, 21502 and 21022, that added together give a palindrome (42524).

The spelling of 2150221022 in words is "two billion, one hundred fifty million, two hundred twenty-one thousand, twenty-two".