4221320032131 has 4 divisors (see below), whose sum is σ = 5628426709512. Its totient is φ = 2814213354752.

The previous prime is 4221320032121. The next prime is 4221320032183. The reversal of 4221320032131 is 1312300231224.

4221320032131 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 4221320032131 - 2⁶ = 4221320032067 is a prime.

It is a super-2 number, since 2×4221320032131² (a number of 26 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (4221320032121) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 703553338686 + ... + 703553338691.

It is an arithmetic number, because the mean of its divisors is an integer number (1407106677378).

Almost surely, 2^{4221320032131} is an apocalyptic number.

4221320032131 is a deficient number, since it is larger than the sum of its proper divisors (1407106677381).

4221320032131 is a wasteful number, since it uses less digits than its factorization.

4221320032131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1407106677380.

The product of its (nonzero) digits is 1728, while the sum is 24.

Adding to 4221320032131 its reverse (1312300231224), we get a palindrome (5533620263355).

The spelling of 4221320032131 in words is "four trillion, two hundred twenty-one billion, three hundred twenty million, thirty-two thousand, one hundred thirty-one".