201451120263 has 24 divisors (see below), whose sum is σ = 292341643776. Its totient is φ = 133674886800.

The previous prime is 201451120231. The next prime is 201451120327. The reversal of 201451120263 is 362021154102.

201451120263 is a `hidden beast` number, since 2 + 0 + 1 + 451 + 1 + 202 + 6 + 3 = 666.

It is not a de Polignac number, because 201451120263 - 2⁵ = 201451120231 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201451125263) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 9859528 + ... + 9879938.

It is an arithmetic number, because the mean of its divisors is an integer number (12180901824).

Almost surely, 2^201451120263 is an apocalyptic number.

201451120263 is a deficient number, since it is larger than the sum of its proper divisors (90890523513).

201451120263 is a wasteful number, since it uses less digits than its factorization.

201451120263 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25475 (or 25472 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 27.

Adding to 201451120263 its reverse (362021154102), we get a palindrome (563472274365).

The spelling of 201451120263 in words is "two hundred one billion, four hundred fifty-one million, one hundred twenty thousand, two hundred sixty-three".