2512225122 has 64 divisors (see below), whose sum is σ = 5655951360. Its totient is φ = 737380800.

The previous prime is 2512225097. The next prime is 2512225127. The reversal of 2512225122 is 2215222152.

2512225122 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×2512225122² = 12622550127215829768, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2512225092 and 2512225101.

It is not an unprimeable number, because it can be changed into a prime (2512225127) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 271797 + ... + 280887.

It is an arithmetic number, because the mean of its divisors is an integer number (88374240).

Almost surely, 2^2512225122 is an apocalyptic number.

2512225122 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 2512225122, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2827975680).

2512225122 is an abundant number, since it is smaller than the sum of its proper divisors (3143726238).

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

2512225122 is a wasteful number, since it uses less digits than its factorization.

2512225122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9239.

The product of its digits is 1600, while the sum is 24.

The square root of 2512225122 is about 50122.1021306968. The cubic root of 2512225122 is about 1359.4174844569.

Adding to 2512225122 its reverse (2215222152), we get a palindrome (4727447274).

The spelling of 2512225122 in words is "two billion, five hundred twelve million, two hundred twenty-five thousand, one hundred twenty-two".