2311422122 has 12 divisors (see below), whose sum is σ = 3624433890. Its totient is φ = 1105462248.

The previous prime is 2311422121. The next prime is 2311422161. The reversal of 2311422122 is 2212241132.

It can be written as a sum of positive squares in only one way, i.e., 1179166921 + 1132255201 = 34339^2 + 33649^2 .

It is a junction number, because it is equal to n+sod(n) for n = 2311422094 and 2311422103.

It is not an unprimeable number, because it can be changed into a prime (2311422121) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1091297 + ... + 1093412.

Almost surely, 2^2311422122 is an apocalyptic number.

2311422122 is a deficient number, since it is larger than the sum of its proper divisors (1313011768).

2311422122 is a wasteful number, since it uses less digits than its factorization.

2311422122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2184757 (or 2184734 counting only the distinct ones).

The product of its digits is 384, while the sum is 20.

The square root of 2311422122 is about 48077.2516061391. The cubic root of 2311422122 is about 1322.1876262863.

Adding to 2311422122 its reverse (2212241132), we get a palindrome (4523663254).

The spelling of 2311422122 in words is "two billion, three hundred eleven million, four hundred twenty-two thousand, one hundred twenty-two".