133213012103201 has 4 divisors (see below), whose sum is σ = 133322833219092. Its totient is φ = 133103190987312.

The previous prime is 133213012103191. The next prime is 133213012103221. The reversal of 133213012103201 is 102301210312331.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 6597068962576 + 126615943140625 = 2568476^2 + 11252375^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-133213012103201 is a prime.

It is a super-2 number, since 2×133213012103201² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (133213012103221) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 54910556126 + ... + 54910558551.

It is an arithmetic number, because the mean of its divisors is an integer number (33330708304773).

Almost surely, 2^{133213012103201} is an apocalyptic number.

It is an amenable number.

133213012103201 is a deficient number, since it is larger than the sum of its proper divisors (109821115891).

133213012103201 is a wasteful number, since it uses less digits than its factorization.

133213012103201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 109821115890.

The product of its (nonzero) digits is 648, while the sum is 23.

Adding to 133213012103201 its reverse (102301210312331), we get a palindrome (235514222415532).

The spelling of 133213012103201 in words is "one hundred thirty-three trillion, two hundred thirteen billion, twelve million, one hundred three thousand, two hundred one".