2212261142 has 32 divisors (see below), whose sum is σ = 4171087872. Its totient is φ = 856556064.

The previous prime is 2212261127. The next prime is 2212261159. The reversal of 2212261142 is 2411622122.

2212261142 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent 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, 120758 + ... + 137865.

It is an arithmetic number, because the mean of its divisors is an integer number (130346496).

Almost surely, 2^2212261142 is an apocalyptic number.

2212261142 is a deficient number, since it is larger than the sum of its proper divisors (1958826730).

2212261142 is a wasteful number, since it uses less digits than its factorization.

2212261142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 258692.

The product of its digits is 768, while the sum is 23.

The square root of 2212261142 is about 47034.6802051422. The cubic root of 2212261142 is about 1303.0031442409.

Adding to 2212261142 its reverse (2411622122), we get a palindrome (4623883264).

The spelling of 2212261142 in words is "two billion, two hundred twelve million, two hundred sixty-one thousand, one hundred forty-two".