221214341111304 has 128 divisors (see below), whose sum is σ = 595333069056000. Its totient is φ = 68361072939264.

The previous prime is 221214341111299. The next prime is 221214341111311. The reversal of 221214341111304 is 403111143412122.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 60874512 + ... + 64406015.

It is an arithmetic number, because the mean of its divisors is an integer number (4651039602000).

Almost surely, 2^{221214341111304} is an apocalyptic number.

221214341111304 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

221214341111304 is an abundant number, since it is smaller than the sum of its proper divisors (374118727944696).

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

221214341111304 is a wasteful number, since it uses less digits than its factorization.

221214341111304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 125280667 (or 125280663 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 30.

Adding to 221214341111304 its reverse (403111143412122), we get a palindrome (624325484523426).

The spelling of 221214341111304 in words is "two hundred twenty-one trillion, two hundred fourteen billion, three hundred forty-one million, one hundred eleven thousand, three hundred four".