32112665242421 has 4 divisors (see below), whose sum is σ = 33508868079072. Its totient is φ = 30716462405772.

The previous prime is 32112665242369. The next prime is 32112665242459. The reversal of 32112665242421 is 12424256621123.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-32112665242421 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32112665242481) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 698101418291 + ... + 698101418336.

It is an arithmetic number, because the mean of its divisors is an integer number (8377217019768).

Almost surely, 2^{32112665242421} is an apocalyptic number.

It is an amenable number.

32112665242421 is a deficient number, since it is larger than the sum of its proper divisors (1396202836651).

32112665242421 is a wasteful number, since it uses less digits than its factorization.

32112665242421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1396202836650.

The product of its digits is 276480, while the sum is 41.

The spelling of 32112665242421 in words is "thirty-two trillion, one hundred twelve billion, six hundred sixty-five million, two hundred forty-two thousand, four hundred twenty-one".