33221021250466 has 8 divisors (see below), whose sum is σ = 56950322143680. Its totient is φ = 14237580535908.

The previous prime is 33221021250449. The next prime is 33221021250493. The reversal of 33221021250466 is 66405212012233.

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

It is a super-2 number, since 2×33221021250466² (a number of 28 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1186465044646 + ... + 1186465044673.

It is an arithmetic number, because the mean of its divisors is an integer number (7118790267960).

Almost surely, 2^{33221021250466} is an apocalyptic number.

33221021250466 is a deficient number, since it is larger than the sum of its proper divisors (23729300893214).

33221021250466 is a wasteful number, since it uses less digits than its factorization.

33221021250466 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2372930089328.

The product of its (nonzero) digits is 103680, while the sum is 37.

Adding to 33221021250466 its reverse (66405212012233), we get a palindrome (99626233262699).

The spelling of 33221021250466 in words is "thirty-three trillion, two hundred twenty-one billion, twenty-one million, two hundred fifty thousand, four hundred sixty-six".