33322001421 has 8 divisors (see below), whose sum is σ = 45630128224. Its totient is φ = 21614271120.

The previous prime is 33322001417. The next prime is 33322001423. The reversal of 33322001421 is 12410022333.

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

It is not a de Polignac number, because 33322001421 - 2² = 33322001417 is a prime.

It is a super-2 number, since 2×33322001421² (a number of 22 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 (33322001423) 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, 150098995 + ... + 150099216.

It is an arithmetic number, because the mean of its divisors is an integer number (5703766028).

Almost surely, 2^33322001421 is an apocalyptic number.

It is an amenable number.

33322001421 is a deficient number, since it is larger than the sum of its proper divisors (12308126803).

33322001421 is a wasteful number, since it uses less digits than its factorization.

33322001421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 300198251.

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 33322001421 its reverse (12410022333), we get a palindrome (45732023754).

The spelling of 33322001421 in words is "thirty-three billion, three hundred twenty-two million, one thousand, four hundred twenty-one".