221223403014 has 16 divisors (see below), whose sum is σ = 442471264752. Its totient is φ = 73737057888.

The previous prime is 221223403013. The next prime is 221223403043. The reversal of 221223403014 is 410304322122.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (221223403013) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 900469 + ... + 1119504.

It is an arithmetic number, because the mean of its divisors is an integer number (27654454047).

Almost surely, 2^221223403014 is an apocalyptic number.

221223403014 is an abundant number, since it is smaller than the sum of its proper divisors (221247861738).

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

221223403014 is a wasteful number, since it uses less digits than its factorization.

221223403014 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2038231.

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 221223403014 its reverse (410304322122), we get a palindrome (631527725136).

The spelling of 221223403014 in words is "two hundred twenty-one billion, two hundred twenty-three million, four hundred three thousand, fourteen".