12010321332 has 60 divisors (see below), whose sum is σ = 32762474976. Its totient is φ = 3829375440.

The previous prime is 12010321321. The next prime is 12010321387. The reversal of 12010321332 is 23312301021.

12010321332 is a `hidden beast` number, since 1 + 2 + 0 + 10 + 321 + 332 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 798394 + ... + 813297.

Almost surely, 2^12010321332 is an apocalyptic number.

12010321332 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

12010321332 is an abundant number, since it is smaller than the sum of its proper divisors (20752153644).

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

12010321332 is a wasteful number, since it uses less digits than its factorization.

12010321332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1611730 (or 1611719 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 12010321332 its reverse (23312301021), we get a palindrome (35322622353).

The spelling of 12010321332 in words is "twelve billion, ten million, three hundred twenty-one thousand, three hundred thirty-two".