2501420122 has 8 divisors (see below), whose sum is σ = 3759773472. Its totient is φ = 1248162300.

The previous prime is 2501420083. The next prime is 2501420153. The reversal of 2501420122 is 2210241052.

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

It is a self number, because there is not a number n which added to its sum of digits gives 2501420122.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1272654 + ... + 1274617.

It is an arithmetic number, because the mean of its divisors is an integer number (469971684).

Almost surely, 2^2501420122 is an apocalyptic number.

2501420122 is a deficient number, since it is larger than the sum of its proper divisors (1258353350).

2501420122 is a wasteful number, since it uses less digits than its factorization.

2501420122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2547764.

The product of its (nonzero) digits is 320, while the sum is 19.

The square root of 2501420122 is about 50014.1992038261. The cubic root of 2501420122 is about 1357.4657465974.

Adding to 2501420122 its reverse (2210241052), we get a palindrome (4711661174).

The spelling of 2501420122 in words is "two billion, five hundred one million, four hundred twenty thousand, one hundred twenty-two".