2122231110 has 16 divisors (see below), whose sum is σ = 5093354736. Its totient is φ = 565928288.

The previous prime is 2122231103. The next prime is 2122231117. The reversal of 2122231110 is 111322212.

It is an interprime number because it is at equal distance from previous prime (2122231103) and next prime (2122231117).

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 2122231110.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2122231117) 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, 35370489 + ... + 35370548.

It is an arithmetic number, because the mean of its divisors is an integer number (318334671).

Almost surely, 2^2122231110 is an apocalyptic number.

2122231110 is an abundant number, since it is smaller than the sum of its proper divisors (2971123626).

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

2122231110 is a wasteful number, since it uses less digits than its factorization.

2122231110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70741047.

The product of its (nonzero) digits is 48, while the sum is 15.

The square root of 2122231110 is about 46067.6796680710. The cubic root of 2122231110 is about 1285.0821529433.

Adding to 2122231110 its reverse (111322212), we get a palindrome (2233553322).

It can be divided in two parts, 212 and 2231110, that added together give a palindrome (2231322).

The spelling of 2122231110 in words is "two billion, one hundred twenty-two million, two hundred thirty-one thousand, one hundred ten".