32130121311200 has 72 divisors (see below), whose sum is σ = 85568354915400. Its totient is φ = 11683680473600.

The previous prime is 32130121311191. The next prime is 32130121311203. The reversal of 32130121311200 is 211312103123.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32130121311203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1825566275 + ... + 1825583874.

It is an arithmetic number, because the mean of its divisors is an integer number (1188449373825).

Almost surely, 2^{32130121311200} is an apocalyptic number.

It is an amenable number.

32130121311200 is an abundant number, since it is smaller than the sum of its proper divisors (53438233604200).

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

32130121311200 is a wasteful number, since it uses less digits than its factorization.

32130121311200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3651150180 (or 3651150167 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 32130121311200 its reverse (211312103123), we get a palindrome (32341433414323).

The spelling of 32130121311200 in words is "thirty-two trillion, one hundred thirty billion, one hundred twenty-one million, three hundred eleven thousand, two hundred".