2141021222 has 16 divisors (see below), whose sum is σ = 3324682800. Its totient is φ = 1032847200.

The previous prime is 2141021219. The next prime is 2141021227. The reversal of 2141021222 is 2221201412.

It is a self number, because there is not a number n which added to its sum of digits gives 2141021222.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2141021227) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 71972 + ... + 97272.

It is an arithmetic number, because the mean of its divisors is an integer number (207792675).

Almost surely, 2^2141021222 is an apocalyptic number.

2141021222 is a deficient number, since it is larger than the sum of its proper divisors (1183661578).

2141021222 is a wasteful number, since it uses less digits than its factorization.

2141021222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26791.

The product of its (nonzero) digits is 128, while the sum is 17.

The square root of 2141021222 is about 46271.1705276623. The cubic root of 2141021222 is about 1288.8636954047.

Adding to 2141021222 its reverse (2221201412), we get a palindrome (4362222634).

The spelling of 2141021222 in words is "two billion, one hundred forty-one million, twenty-one thousand, two hundred twenty-two".