133030130121021 has 8 divisors (see below), whose sum is σ = 202712579232064. Its totient is φ = 76017217212000.

The previous prime is 133030130120969. The next prime is 133030130121089. The reversal of 133030130121021 is 120121031030331.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 133030130121021 - 2¹¹ = 133030130118973 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21), and also a Moran number because the ratio is a prime number: 6334768101001 = 133030130121021 / (1 + 3 + 3 + 0 + 3 + 0 + 1 + 3 + 0 + 1 + 2 + 1 + 0 + 2 + 1).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133030130121821) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3167384050480 + ... + 3167384050521.

It is an arithmetic number, because the mean of its divisors is an integer number (25339072404008).

Almost surely, 2^{133030130121021} is an apocalyptic number.

It is an amenable number.

133030130121021 is a deficient number, since it is larger than the sum of its proper divisors (69682449111043).

133030130121021 is an equidigital number, since it uses as much as digits as its factorization.

133030130121021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6334768101011.

The product of its (nonzero) digits is 324, while the sum is 21.

Adding to 133030130121021 its reverse (120121031030331), we get a palindrome (253151161151352).

The spelling of 133030130121021 in words is "one hundred thirty-three trillion, thirty billion, one hundred thirty million, one hundred twenty-one thousand, twenty-one".