33221323212010 has 16 divisors (see below), whose sum is σ = 59798458872072. Its totient is φ = 13288512153600.

The previous prime is 33221323211983. The next prime is 33221323212053. The reversal of 33221323212010 is 1021232312233.

It can be written as a sum of positive squares in 4 ways, for example, as 33210935729449 + 10387482561 = 5762893^2 + 101919^2 .

It is a super-2 number, since 2×33221323212010² (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 7 ways as a sum of consecutive naturals, for example, 8540890 + ... + 11806330.

Almost surely, 2^{33221323212010} is an apocalyptic number.

33221323212010 is a deficient number, since it is larger than the sum of its proper divisors (26577135660062).

33221323212010 is a wasteful number, since it uses less digits than its factorization.

33221323212010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4282809.

The product of its (nonzero) digits is 2592, while the sum is 25.

Adding to 33221323212010 its reverse (1021232312233), we get a palindrome (34242555524243).

The spelling of 33221323212010 in words is "thirty-three trillion, two hundred twenty-one billion, three hundred twenty-three million, two hundred twelve thousand, ten".