2012032021321 has 16 divisors (see below), whose sum is σ = 2349502170624. Its totient is φ = 1687105880064.

The previous prime is 2012032021313. The next prime is 2012032021333. The reversal of 2012032021321 is 1231202302102.

It is a cyclic number.

It is not a de Polignac number, because 2012032021321 - 2³ = 2012032021313 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2012032021301) 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, 751960 + ... + 2142313.

It is an arithmetic number, because the mean of its divisors is an integer number (146843885664).

Almost surely, 2^{2012032021321} is an apocalyptic number.

It is an amenable number.

2012032021321 is a deficient number, since it is larger than the sum of its proper divisors (337470149303).

2012032021321 is a wasteful number, since it uses less digits than its factorization.

2012032021321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2896440.

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 2012032021321 its reverse (1231202302102), we get a palindrome (3243234323423).

The spelling of 2012032021321 in words is "two trillion, twelve billion, thirty-two million, twenty-one thousand, three hundred twenty-one".