33010220221331 has 8 divisors (see below), whose sum is σ = 34747764659280. Its totient is φ = 31272692226048.

The previous prime is 33010220221327. The next prime is 33010220221357. The reversal of 33010220221331 is 13312202201033.

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

It is not a de Polignac number, because 33010220221331 - 2² = 33010220221327 is a prime.

It is a super-2 number, since 2×33010220221331² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 33010220221297 and 33010220221306.

It is not an unprimeable number, because it can be changed into a prime (33010220227331) 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, 121955 + ... + 8126211.

It is an arithmetic number, because the mean of its divisors is an integer number (4343470582410).

Almost surely, 2^{33010220221331} is an apocalyptic number.

33010220221331 is a deficient number, since it is larger than the sum of its proper divisors (1737544437949).

33010220221331 is a wasteful number, since it uses less digits than its factorization.

33010220221331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8221333.

The product of its (nonzero) digits is 1296, while the sum is 23.

Adding to 33010220221331 its reverse (13312202201033), we get a palindrome (46322422422364).

The spelling of 33010220221331 in words is "thirty-three trillion, ten billion, two hundred twenty million, two hundred twenty-one thousand, three hundred thirty-one".