66333234121 has 8 divisors (see below), whose sum is σ = 82701175104. Its totient is φ = 51688234320.

The previous prime is 66333234101. The next prime is 66333234137. The reversal of 66333234121 is 12143233366.

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

It is a cyclic number.

It is not a de Polignac number, because 66333234121 - 2²³ = 66324845513 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (66333234101) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 430735210 + ... + 430735363.

It is an arithmetic number, because the mean of its divisors is an integer number (10337646888).

Almost surely, 2^66333234121 is an apocalyptic number.

It is an amenable number.

66333234121 is a deficient number, since it is larger than the sum of its proper divisors (16367940983).

66333234121 is a wasteful number, since it uses less digits than its factorization.

66333234121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 861470591.

The product of its digits is 46656, while the sum is 34.

Adding to 66333234121 its reverse (12143233366), we get a palindrome (78476467487).

The spelling of 66333234121 in words is "sixty-six billion, three hundred thirty-three million, two hundred thirty-four thousand, one hundred twenty-one".