33212122202213 has 16 divisors (see below), whose sum is σ = 35512191351936. Its totient is φ = 30950629063680.

The previous prime is 33212122202209. The next prime is 33212122202219. The reversal of 33212122202213 is 31220222121233.

It is not a de Polignac number, because 33212122202213 - 2² = 33212122202209 is a prime.

It is a super-2 number, since 2×33212122202213² (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 (33212122202219) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11137070 + ... + 13800672.

It is an arithmetic number, because the mean of its divisors is an integer number (2219511959496).

Almost surely, 2^{33212122202213} is an apocalyptic number.

It is an amenable number.

33212122202213 is a deficient number, since it is larger than the sum of its proper divisors (2300069149723).

33212122202213 is a wasteful number, since it uses less digits than its factorization.

33212122202213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2670844.

The product of its (nonzero) digits is 3456, while the sum is 26.

Adding to 33212122202213 its reverse (31220222121233), we get a palindrome (64432344323446).

The spelling of 33212122202213 in words is "thirty-three trillion, two hundred twelve billion, one hundred twenty-two million, two hundred two thousand, two hundred thirteen".