2501125022 has 16 divisors (see below), whose sum is σ = 4179831552. Its totient is φ = 1112685720.

The previous prime is 2501124979. The next prime is 2501125027. The reversal of 2501125022 is 2205211052.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 2501124985 and 2501125003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2501125027) 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, 1208408 + ... + 1210475.

It is an arithmetic number, because the mean of its divisors is an integer number (261239472).

Almost surely, 2^2501125022 is an apocalyptic number.

2501125022 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2501125022 is a deficient number, since it is larger than the sum of its proper divisors (1678706530).

2501125022 is a wasteful number, since it uses less digits than its factorization.

2501125022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2418943.

The product of its (nonzero) digits is 400, while the sum is 20.

The square root of 2501125022 is about 50011.2489546102. The cubic root of 2501125022 is about 1357.4123630691.

Adding to 2501125022 its reverse (2205211052), we get a palindrome (4706336074).

The spelling of 2501125022 in words is "two billion, five hundred one million, one hundred twenty-five thousand, twenty-two".