221275802214 has 32 divisors (see below), whose sum is σ = 494471088000. Its totient is φ = 73346538312.

The previous prime is 221275802201. The next prime is 221275802281. The reversal of 221275802214 is 412208572122.

It is a happy number.

221275802214 is a `hidden beast` number, since 2 + 21 + 27 + 580 + 22 + 14 = 666.

It is a super-3 number, since 3×221275802214³ (a number of 35 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11436424 + ... + 11455755.

It is an arithmetic number, because the mean of its divisors is an integer number (15452221500).

Almost surely, 2^221275802214 is an apocalyptic number.

221275802214 is an abundant number, since it is smaller than the sum of its proper divisors (273195285786).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

221275802214 is a wasteful number, since it uses less digits than its factorization.

221275802214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22892369 (or 22892363 counting only the distinct ones).

The product of its (nonzero) digits is 35840, while the sum is 36.

The spelling of 221275802214 in words is "two hundred twenty-one billion, two hundred seventy-five million, eight hundred two thousand, two hundred fourteen".