133202103423401 has 4 divisors (see below), whose sum is σ = 133622299333572. Its totient is φ = 132781907513232.

The previous prime is 133202103423269. The next prime is 133202103423409. The reversal of 133202103423401 is 104324301202331.

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 5894096306176 + 127308007117225 = 2427776^2 + 11283085^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-133202103423401 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (133202103423409) 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, 210097954610 + ... + 210097955243.

It is an arithmetic number, because the mean of its divisors is an integer number (33405574833393).

Almost surely, 2^{133202103423401} is an apocalyptic number.

It is an amenable number.

133202103423401 is a deficient number, since it is larger than the sum of its proper divisors (420195910171).

133202103423401 is an equidigital number, since it uses as much as digits as its factorization.

133202103423401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 420195910170.

The product of its (nonzero) digits is 10368, while the sum is 29.

Adding to 133202103423401 its reverse (104324301202331), we get a palindrome (237526404625732).

The spelling of 133202103423401 in words is "one hundred thirty-three trillion, two hundred two billion, one hundred three million, four hundred twenty-three thousand, four hundred one".