33221345203397 has 8 divisors (see below), whose sum is σ = 35776906201344. Its totient is φ = 30665794620528.

The previous prime is 33221345203381. The next prime is 33221345203411. The reversal of 33221345203397 is 79330254312233.

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 33221345203397 - 2⁴ = 33221345203381 is a prime.

It is a super-2 number, since 2×33221345203397² (a number of 28 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 (33221345203997) 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, 4801028 + ... + 9460050.

It is an arithmetic number, because the mean of its divisors is an integer number (4472113275168).

Almost surely, 2^{33221345203397} is an apocalyptic number.

It is an amenable number.

33221345203397 is a deficient number, since it is larger than the sum of its proper divisors (2555560997947).

33221345203397 is a wasteful number, since it uses less digits than its factorization.

33221345203397 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5207539.

The product of its (nonzero) digits is 2449440, while the sum is 47.

The spelling of 33221345203397 in words is "thirty-three trillion, two hundred twenty-one billion, three hundred forty-five million, two hundred three thousand, three hundred ninety-seven".