226221278310 has 96 divisors (see below), whose sum is σ = 596441270880. Its totient is φ = 59480769024.

The previous prime is 226221278303. The next prime is 226221278347. The reversal of 226221278310 is 13872122622.

226221278310 is a `hidden beast` number, since 2 + 2 + 62 + 212 + 78 + 310 = 666.

It is a super-2 number, since 2×226221278310² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 3772482 + ... + 3831978.

It is an arithmetic number, because the mean of its divisors is an integer number (6212929905).

Almost surely, 2^226221278310 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 226221278310, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (298220635440).

226221278310 is an abundant number, since it is smaller than the sum of its proper divisors (370219992570).

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

226221278310 is a wasteful number, since it uses less digits than its factorization.

226221278310 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60102 (or 60099 counting only the distinct ones).

The product of its (nonzero) digits is 32256, while the sum is 36.

The spelling of 226221278310 in words is "two hundred twenty-six billion, two hundred twenty-one million, two hundred seventy-eight thousand, three hundred ten".