133201410021 has 6 divisors (see below), whose sum is σ = 192402036710. Its totient is φ = 88800940008.

The previous prime is 133201410007. The next prime is 133201410029. The reversal of 133201410021 is 120014102331.

133201410021 is a `hidden beast` number, since 1 + 33 + 201 + 410 + 0 + 21 = 666.

It can be written as a sum of positive squares in only one way, i.e., 115807493025 + 17393916996 = 340305^2 + 131886^2 .

It is not a de Polignac number, because 133201410021 - 2¹⁷ = 133201278949 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 133201409976 and 133201410003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133201410029) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 7400078326 + ... + 7400078343.

Almost surely, 2^133201410021 is an apocalyptic number.

It is an amenable number.

133201410021 is a deficient number, since it is larger than the sum of its proper divisors (59200626689).

133201410021 is a wasteful number, since it uses less digits than its factorization.

133201410021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14800156675 (or 14800156672 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 133201410021 its reverse (120014102331), we get a palindrome (253215512352).

The spelling of 133201410021 in words is "one hundred thirty-three billion, two hundred one million, four hundred ten thousand, twenty-one".