2451122122 has 8 divisors (see below), whose sum is σ = 3717994500. Its totient is φ = 1211790624.

The previous prime is 2451122119. The next prime is 2451122143. The reversal of 2451122122 is 2212211542.

It can be written as a sum of positive squares in 2 ways, for example, as 2257105081 + 194017041 = 47509^2 + 13929^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 2451122093 and 2451122102.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6884997 + ... + 6885352.

Almost surely, 2^2451122122 is an apocalyptic number.

2451122122 is a deficient number, since it is larger than the sum of its proper divisors (1266872378).

2451122122 is a wasteful number, since it uses less digits than its factorization.

2451122122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13770440.

The product of its digits is 640, while the sum is 22.

The square root of 2451122122 is about 49508.8085293920. The cubic root of 2451122122 is about 1348.3055324047.

Adding to 2451122122 its reverse (2212211542), we get a palindrome (4663333664).

The spelling of 2451122122 in words is "two billion, four hundred fifty-one million, one hundred twenty-two thousand, one hundred twenty-two".