201512256203 has 8 divisors (see below), whose sum is σ = 203012011680. Its totient is φ = 200014675200.

The previous prime is 201512256137. The next prime is 201512256221. The reversal of 201512256203 is 302652215102.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 201512256203 - 2¹² = 201512252107 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (201512256103) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 357350 + ... + 728507.

It is an arithmetic number, because the mean of its divisors is an integer number (25376501460).

Almost surely, 2^201512256203 is an apocalyptic number.

201512256203 is a deficient number, since it is larger than the sum of its proper divisors (1499755477).

201512256203 is a wasteful number, since it uses less digits than its factorization.

201512256203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1087237.

The product of its (nonzero) digits is 7200, while the sum is 29.

The spelling of 201512256203 in words is "two hundred one billion, five hundred twelve million, two hundred fifty-six thousand, two hundred three".