203253161025 has 24 divisors (see below), whose sum is σ = 336577864384. Its totient is φ = 108229867200.

The previous prime is 203253160987. The next prime is 203253161051. The reversal of 203253161025 is 520161352302.

It is not a de Polignac number, because 203253161025 - 2⁶ = 203253160961 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 203253160983 and 203253161001.

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, 2100094 + ... + 2194743.

Almost surely, 2^203253161025 is an apocalyptic number.

203253161025 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

203253161025 is a deficient number, since it is larger than the sum of its proper divisors (133324703359).

203253161025 is a wasteful number, since it uses less digits than its factorization.

203253161025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4295481 (or 4295476 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 30.

The spelling of 203253161025 in words is "two hundred three billion, two hundred fifty-three million, one hundred sixty-one thousand, twenty-five".