33212311230 has 48 divisors (see below), whose sum is σ = 92723354640. Its totient is φ = 7591385088.

The previous prime is 33212311109. The next prime is 33212311243. The reversal of 33212311230 is 3211321233.

It is a super-2 number, since 2×33212311230² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a junction number, because it is equal to n+sod(n) for n = 33212311197 and 33212311206.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 11295235 + ... + 11298174.

It is an arithmetic number, because the mean of its divisors is an integer number (1931736555).

Almost surely, 2^33212311230 is an apocalyptic number.

33212311230 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

33212311230 is an abundant number, since it is smaller than the sum of its proper divisors (59511043410).

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

33212311230 is a wasteful number, since it uses less digits than its factorization.

33212311230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22593433 (or 22593426 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 21.

Adding to 33212311230 its reverse (3211321233), we get a palindrome (36423632463).

The spelling of 33212311230 in words is "thirty-three billion, two hundred twelve million, three hundred eleven thousand, two hundred thirty".