33630041212 has 12 divisors (see below), whose sum is σ = 58854525856. Its totient is φ = 16814462400.

The previous prime is 33630041191. The next prime is 33630041213. The reversal of 33630041212 is 21214003633.

It is a super-2 number, since 2×33630041212² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33630041213) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15028 + ... + 259780.

Almost surely, 2^33630041212 is an apocalyptic number.

It is an amenable number.

33630041212 is a deficient number, since it is larger than the sum of its proper divisors (25224484644).

33630041212 is a wasteful number, since it uses less digits than its factorization.

33630041212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 279108 (or 279106 counting only the distinct ones).

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

Adding to 33630041212 its reverse (21214003633), we get a palindrome (54844044845).

The spelling of 33630041212 in words is "thirty-three billion, six hundred thirty million, forty-one thousand, two hundred twelve".