100422025 has 24 divisors (see below), whose sum is σ = 141758784. Its totient is φ = 69854400.

The previous prime is 100422019. The next prime is 100422037. The reversal of 100422025 is 520224001.

It is not a de Polignac number, because 100422025 - 2⁹ = 100421513 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1614 + ... + 14263.

It is an arithmetic number, because the mean of its divisors is an integer number (5906616).

Almost surely, 2^100422025 is an apocalyptic number.

It is an amenable number.

100422025 is a deficient number, since it is larger than the sum of its proper divisors (41336759).

100422025 is a wasteful number, since it uses less digits than its factorization.

100422025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15921 (or 15916 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 16.

The square root of 100422025 is about 10021.0790337169. The cubic root of 100422025 is about 464.8109224728.

Adding to 100422025 its reverse (520224001), we get a palindrome (620646026).

The spelling of 100422025 in words is "one hundred million, four hundred twenty-two thousand, twenty-five".