2402101225 has 24 divisors (see below), whose sum is σ = 3005751320. Its totient is φ = 1904256000.

The previous prime is 2402101193. The next prime is 2402101231. The reversal of 2402101225 is 5221012042.

It can be written as a sum of positive squares in 12 ways, for example, as 589129984 + 1812971241 = 24272^2 + 42579^2 .

It is not a de Polignac number, because 2402101225 - 2⁵ = 2402101193 is a prime.

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, 1378855 + ... + 1380595.

Almost surely, 2^2402101225 is an apocalyptic number.

2402101225 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2402101225 is a deficient number, since it is larger than the sum of its proper divisors (603650095).

2402101225 is a wasteful number, since it uses less digits than its factorization.

2402101225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2221 (or 2216 counting only the distinct ones).

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

The square root of 2402101225 is about 49011.2357016225. The cubic root of 2402101225 is about 1339.2565165376.

Adding to 2402101225 its reverse (5221012042), we get a palindrome (7623113267).

The spelling of 2402101225 in words is "two billion, four hundred two million, one hundred one thousand, two hundred twenty-five".