221132213013 has 8 divisors (see below), whose sum is σ = 310361000800. Its totient is φ = 139662450288.

The previous prime is 221132212999. The next prime is 221132213017. The reversal of 221132213013 is 310312231122.

221132213013 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 221132213013 - 2⁶ = 221132212949 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 (221132213017) 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 7 ways as a sum of consecutive naturals, for example, 1939756198 + ... + 1939756311.

It is an arithmetic number, because the mean of its divisors is an integer number (38795125100).

Almost surely, 2^221132213013 is an apocalyptic number.

It is an amenable number.

221132213013 is a deficient number, since it is larger than the sum of its proper divisors (89228787787).

221132213013 is a wasteful number, since it uses less digits than its factorization.

221132213013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3879512531.

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 221132213013 its reverse (310312231122), we get a palindrome (531444444135).

The spelling of 221132213013 in words is "two hundred twenty-one billion, one hundred thirty-two million, two hundred thirteen thousand, thirteen".