133210014010021 has 4 divisors (see below), whose sum is σ = 143456938164652. Its totient is φ = 122963089855392.

The previous prime is 133210014009997. The next prime is 133210014010079. The reversal of 133210014010021 is 120010410012331.

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 5996180664100 + 127213833345921 = 2448710^2 + 11278911^2 .

It is a cyclic number.

It is not a de Polignac number, because 133210014010021 - 2¹³ = 133210014001829 is a prime.

It is a super-2 number, since 2×133210014010021² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133210014010081) 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, 5123462077296 + ... + 5123462077321.

It is an arithmetic number, because the mean of its divisors is an integer number (35864234541163).

Almost surely, 2^{133210014010021} is an apocalyptic number.

It is an amenable number.

133210014010021 is a deficient number, since it is larger than the sum of its proper divisors (10246924154631).

133210014010021 is a wasteful number, since it uses less digits than its factorization.

133210014010021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10246924154630.

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 133210014010021 its reverse (120010410012331), we get a palindrome (253220424022352).

The spelling of 133210014010021 in words is "one hundred thirty-three trillion, two hundred ten billion, fourteen million, ten thousand, twenty-one".