203335255145 has 32 divisors (see below), whose sum is σ = 267901516800. Its totient is φ = 146928600000.

The previous prime is 203335255129. The next prime is 203335255157. The reversal of 203335255145 is 541552533302.

203335255145 is digitally balanced in base 11, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 203335255145 - 2⁴ = 203335255129 is a prime.

203335255145 is strictly pandigital in base 11.

It is a junction number, because it is equal to n+sod(n) for n = 203335255099 and 203335255108.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6936770 + ... + 6966020.

It is an arithmetic number, because the mean of its divisors is an integer number (8371922400).

Almost surely, 2^203335255145 is an apocalyptic number.

It is an amenable number.

203335255145 is a deficient number, since it is larger than the sum of its proper divisors (64566261655).

203335255145 is a wasteful number, since it uses less digits than its factorization.

203335255145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30077.

The product of its (nonzero) digits is 270000, while the sum is 38.

Adding to 203335255145 its reverse (541552533302), we get a palindrome (744887788447).

The spelling of 203335255145 in words is "two hundred three billion, three hundred thirty-five million, two hundred fifty-five thousand, one hundred forty-five".