2201212122 has 16 divisors (see below), whose sum is σ = 4661390592. Its totient is φ = 690576320.

The previous prime is 2201212109. The next prime is 2201212151. The reversal of 2201212122 is 2212121022.

2201212122 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 10790154 + ... + 10790357.

It is an arithmetic number, because the mean of its divisors is an integer number (291336912).

Almost surely, 2^2201212122 is an apocalyptic number.

2201212122 is an abundant number, since it is smaller than the sum of its proper divisors (2460178470).

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

2201212122 is a wasteful number, since it uses less digits than its factorization.

2201212122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21580533.

The product of its (nonzero) digits is 64, while the sum is 15.

The square root of 2201212122 is about 46917.0770828704. The cubic root of 2201212122 is about 1300.8302629221.

Adding to 2201212122 its reverse (2212121022), we get a palindrome (4413333144).

The spelling of 2201212122 in words is "two billion, two hundred one million, two hundred twelve thousand, one hundred twenty-two".