221412500521022 has 8 divisors (see below), whose sum is σ = 333200570817576. Its totient is φ = 110345643581832.

The previous prime is 221412500521013. The next prime is 221412500521031. The reversal of 221412500521022 is 220125005214122.

It is an interprime number because it is at equal distance from previous prime (221412500521013) and next prime (221412500521031).

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 180303338573 + ... + 180303339800.

It is an arithmetic number, because the mean of its divisors is an integer number (41650071352197).

Almost surely, 2^{221412500521022} is an apocalyptic number.

221412500521022 is a deficient number, since it is larger than the sum of its proper divisors (111788070296554).

221412500521022 is a wasteful number, since it uses less digits than its factorization.

221412500521022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 360606678682.

The product of its (nonzero) digits is 6400, while the sum is 29.

Adding to 221412500521022 its reverse (220125005214122), we get a palindrome (441537505735144).

The spelling of 221412500521022 in words is "two hundred twenty-one trillion, four hundred twelve billion, five hundred million, five hundred twenty-one thousand, twenty-two".