33213211112 has 8 divisors (see below), whose sum is σ = 62274770850. Its totient is φ = 16606605552.

The previous prime is 33213211099. The next prime is 33213211127. The reversal of 33213211112 is 21111231233.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 17499585796 + 15713625316 = 132286^2 + 125354^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×33213211112² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2075825687 + ... + 2075825702.

Almost surely, 2^33213211112 is an apocalyptic number.

It is an amenable number.

33213211112 is a deficient number, since it is larger than the sum of its proper divisors (29061559738).

33213211112 is a wasteful number, since it uses less digits than its factorization.

33213211112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4151651395 (or 4151651391 counting only the distinct ones).

The product of its digits is 216, while the sum is 20.

Adding to 33213211112 its reverse (21111231233), we get a palindrome (54324442345).

The spelling of 33213211112 in words is "thirty-three billion, two hundred thirteen million, two hundred eleven thousand, one hundred twelve".