33212123000 has 64 divisors (see below), whose sum is σ = 88818724800. Its totient is φ = 11387011200.

The previous prime is 33212122943. The next prime is 33212123003. The reversal of 33212123000 is 32121233.

It is a super-2 number, since 2×33212123000² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 33212123000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33212123003) 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, 2365295 + ... + 2379294.

It is an arithmetic number, because the mean of its divisors is an integer number (1387792575).

Almost surely, 2^33212123000 is an apocalyptic number.

It is an amenable number.

33212123000 is an abundant number, since it is smaller than the sum of its proper divisors (55606601800).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

33212123000 is a wasteful number, since it uses less digits than its factorization.

33212123000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4744617 (or 4744603 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 17.

Adding to 33212123000 its reverse (32121233), we get a palindrome (33244244233).

The spelling of 33212123000 in words is "thirty-three billion, two hundred twelve million, one hundred twenty-three thousand".