32212120032 has 72 divisors (see below), whose sum is σ = 93552260256. Its totient is φ = 10508914176.

The previous prime is 32212120027. The next prime is 32212120051. The reversal of 32212120032 is 23002121223.

It is a tau number, because it is divible by the number of its divisors (72).

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

It is a junction number, because it is equal to n+sod(n) for n = 32212119987 and 32212120014.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1176333 + ... + 1203404.

It is an arithmetic number, because the mean of its divisors is an integer number (1299336948).

Almost surely, 2^32212120032 is an apocalyptic number.

32212120032 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

32212120032 is an abundant number, since it is smaller than the sum of its proper divisors (61340140224).

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

32212120032 is a wasteful number, since it uses less digits than its factorization.

32212120032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2379800 (or 2379789 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

Adding to 32212120032 its reverse (23002121223), we get a palindrome (55214241255).

The spelling of 32212120032 in words is "thirty-two billion, two hundred twelve million, one hundred twenty thousand, thirty-two".