133201731057 has 8 divisors (see below), whose sum is σ = 177604484640. Its totient is φ = 88800065760.

The previous prime is 133201731011. The next prime is 133201731059. The reversal of 133201731057 is 750137102331.

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

It is not a de Polignac number, because 133201731057 - 2²⁰ = 133200682481 is a prime.

It is a super-3 number, since 3×133201731057³ (a number of 34 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (133201731059) 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, 77794 + ... + 521972.

It is an arithmetic number, because the mean of its divisors is an integer number (22200560580).

Almost surely, 2^133201731057 is an apocalyptic number.

It is an amenable number.

133201731057 is a deficient number, since it is larger than the sum of its proper divisors (44402753583).

133201731057 is an equidigital number, since it uses as much as digits as its factorization.

133201731057 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 544143.

The product of its (nonzero) digits is 13230, while the sum is 33.

Adding to 133201731057 its reverse (750137102331), we get a palindrome (883338833388).

The spelling of 133201731057 in words is "one hundred thirty-three billion, two hundred one million, seven hundred thirty-one thousand, fifty-seven".