221412500213613 has 8 divisors (see below), whose sum is σ = 310754386264800. Its totient is φ = 139839473819088.

The previous prime is 221412500213579. The next prime is 221412500213621. The reversal of 221412500213613 is 316312005214122.

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

It is not a de Polignac number, because 221412500213613 - 2¹² = 221412500209517 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (221412500283613) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1942214914098 + ... + 1942214914211.

It is an arithmetic number, because the mean of its divisors is an integer number (38844298283100).

Almost surely, 2^{221412500213613} is an apocalyptic number.

It is an amenable number.

221412500213613 is a deficient number, since it is larger than the sum of its proper divisors (89341886051187).

221412500213613 is a wasteful number, since it uses less digits than its factorization.

221412500213613 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3884429828331.

The product of its (nonzero) digits is 17280, while the sum is 33.

Adding to 221412500213613 its reverse (316312005214122), we get a palindrome (537724505427735).

The spelling of 221412500213613 in words is "two hundred twenty-one trillion, four hundred twelve billion, five hundred million, two hundred thirteen thousand, six hundred thirteen".