2031421241332 has 12 divisors (see below), whose sum is σ = 4062842482720. Its totient is φ = 870609103416.

The previous prime is 2031421241299. The next prime is 2031421241357. The reversal of 2031421241332 is 2331421241302.

2031421241332 is an admirable number.

It is a Harshad number since it is a multiple of its sum of digits (28), and also a Moran number because the ratio is a prime number: 72550758619 = 2031421241332 / (2 + 0 + 3 + 1 + 4 + 2 + 1 + 2 + 4 + 1 + 3 + 3 + 2).

It is a self number, because there is not a number n which added to its sum of digits gives 2031421241332.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 36275379282 + ... + 36275379337.

Almost surely, 2^{2031421241332} is an apocalyptic number.

It is an amenable number.

2031421241332 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

2031421241332 is a wasteful number, since it uses less digits than its factorization.

2031421241332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72550758630 (or 72550758628 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 28.

Adding to 2031421241332 its reverse (2331421241302), we get a palindrome (4362842482634).

The spelling of 2031421241332 in words is "two trillion, thirty-one billion, four hundred twenty-one million, two hundred forty-one thousand, three hundred thirty-two".