221401104094 has 8 divisors (see below), whose sum is σ = 332104596768. Its totient is φ = 110699571840.

The previous prime is 221401104047. The next prime is 221401104107. The reversal of 221401104094 is 490401104122.

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, 164502 + ... + 685465.

It is an arithmetic number, because the mean of its divisors is an integer number (41513074596).

Almost surely, 2^221401104094 is an apocalyptic number.

221401104094 is a deficient number, since it is larger than the sum of its proper divisors (110703492674).

221401104094 is a wasteful number, since it uses less digits than its factorization.

221401104094 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 980210.

The product of its (nonzero) digits is 2304, while the sum is 28.

Adding to 221401104094 its sum of digits (28), we get a palindrome (221401104122).

The spelling of 221401104094 in words is "two hundred twenty-one billion, four hundred one million, one hundred four thousand, ninety-four".