200123151225 has 24 divisors (see below), whose sum is σ = 345255943872. Its totient is φ = 102091809600.

The previous prime is 200123151191. The next prime is 200123151247. The reversal of 200123151225 is 522151321002.

It is not a de Polignac number, because 200123151225 - 2⁶ = 200123151161 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 200123151195 and 200123151204.

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, 58004986 + ... + 58008435.

It is an arithmetic number, because the mean of its divisors is an integer number (14385664328).

Almost surely, 2^200123151225 is an apocalyptic number.

200123151225 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

200123151225 is a deficient number, since it is larger than the sum of its proper divisors (145132792647).

200123151225 is a wasteful number, since it uses less digits than its factorization.

200123151225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 116013457 (or 116013452 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 24.

Adding to 200123151225 its reverse (522151321002), we get a palindrome (722274472227).

The spelling of 200123151225 in words is "two hundred billion, one hundred twenty-three million, one hundred fifty-one thousand, two hundred twenty-five".