25120102 has 8 divisors (see below), whose sum is σ = 43063056. Its totient is φ = 10765752.

The previous prime is 25120091. The next prime is 25120111. The reversal of 25120102 is 20102152.

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

It is a congruent number.

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, 897133 + ... + 897160.

It is an arithmetic number, because the mean of its divisors is an integer number (5382882).

Almost surely, 2^25120102 is an apocalyptic number.

25120102 is a deficient number, since it is larger than the sum of its proper divisors (17942954).

25120102 is a wasteful number, since it uses less digits than its factorization.

25120102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1794302.

The product of its (nonzero) digits is 40, while the sum is 13.

The square root of 25120102 is about 5011.9958100541. The cubic root of 25120102 is about 292.8692664990.

Adding to 25120102 its reverse (20102152), we get a palindrome (45222254).

The spelling of 25120102 in words is "twenty-five million, one hundred twenty thousand, one hundred two".