133032233300021 has 4 divisors (see below), whose sum is σ = 145126072690944. Its totient is φ = 120938393909100.

The previous prime is 133032233300009. The next prime is 133032233300047. The reversal of 133032233300021 is 120003332230331.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 133032233300021 - 2¹⁰ = 133032233298997 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133032233300051) 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, 6046919695445 + ... + 6046919695466.

It is an arithmetic number, because the mean of its divisors is an integer number (36281518172736).

Almost surely, 2^{133032233300021} is an apocalyptic number.

133032233300021 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

133032233300021 is a deficient number, since it is larger than the sum of its proper divisors (12093839390923).

133032233300021 is a wasteful number, since it uses less digits than its factorization.

133032233300021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12093839390922.

The product of its (nonzero) digits is 5832, while the sum is 26.

Adding to 133032233300021 its reverse (120003332230331), we get a palindrome (253035565530352).

The spelling of 133032233300021 in words is "one hundred thirty-three trillion, thirty-two billion, two hundred thirty-three million, three hundred thousand, twenty-one".