133232231201 has 16 divisors (see below), whose sum is σ = 138576344400. Its totient is φ = 127940026368.

The previous prime is 133232231191. The next prime is 133232231221. The reversal of 133232231201 is 102132232331.

It can be written as a sum of positive squares in 8 ways, for example, as 7530074176 + 125702157025 = 86776^2 + 354545^2 .

It is a cyclic number.

It is not a de Polignac number, because 133232231201 - 2²² = 133228036897 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (133232231221) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3965465 + ... + 3998921.

It is an arithmetic number, because the mean of its divisors is an integer number (8661021525).

Almost surely, 2^133232231201 is an apocalyptic number.

It is an amenable number.

133232231201 is a deficient number, since it is larger than the sum of its proper divisors (5344113199).

133232231201 is a wasteful number, since it uses less digits than its factorization.

133232231201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34228.

The product of its (nonzero) digits is 1296, while the sum is 23.

Adding to 133232231201 its reverse (102132232331), we get a palindrome (235364463532).

The spelling of 133232231201 in words is "one hundred thirty-three billion, two hundred thirty-two million, two hundred thirty-one thousand, two hundred one".