33112303010221 has 8 divisors (see below), whose sum is σ = 35066562653304. Its totient is φ = 31158763046400.

The previous prime is 33112303010201. The next prime is 33112303010263. The reversal of 33112303010221 is 12201030321133.

It can be written as a sum of positive squares in 4 ways, for example, as 2046004108996 + 31066298901225 = 1430386^2 + 5573715^2 .

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 33112303010221 - 2³⁵ = 33077943271853 is a prime.

It is a super-2 number, since 2×33112303010221² (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 = 33112303010192 and 33112303010201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33112303010201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 179825080 + ... + 180009121.

It is an arithmetic number, because the mean of its divisors is an integer number (4383320331663).

Almost surely, 2^{33112303010221} is an apocalyptic number.

It is an amenable number.

33112303010221 is a deficient number, since it is larger than the sum of its proper divisors (1954259643083).

33112303010221 is a wasteful number, since it uses less digits than its factorization.

33112303010221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 359839631.

The product of its (nonzero) digits is 648, while the sum is 22.

Adding to 33112303010221 its reverse (12201030321133), we get a palindrome (45313333331354).

The spelling of 33112303010221 in words is "thirty-three trillion, one hundred twelve billion, three hundred three million, ten thousand, two hundred twenty-one".