1233203550225 has 48 divisors (see below), whose sum is σ = 2061649379328. Its totient is φ = 650402706240.

The previous prime is 1233203550181. The next prime is 1233203550259. The reversal of 1233203550225 is 5220553023321.

It is not a de Polignac number, because 1233203550225 - 2¹⁵ = 1233203517457 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2713312 + ... + 3135038.

It is an arithmetic number, because the mean of its divisors is an integer number (42951028736).

Almost surely, 2^{1233203550225} is an apocalyptic number.

1233203550225 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1233203550225 is a deficient number, since it is larger than the sum of its proper divisors (828445829103).

1233203550225 is a wasteful number, since it uses less digits than its factorization.

1233203550225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 422174 (or 422169 counting only the distinct ones).

The product of its (nonzero) digits is 54000, while the sum is 33.

Adding to 1233203550225 its reverse (5220553023321), we get a palindrome (6453756573546).

The spelling of 1233203550225 in words is "one trillion, two hundred thirty-three billion, two hundred three million, five hundred fifty thousand, two hundred twenty-five".