221401104122 has 8 divisors (see below), whose sum is σ = 362292715872. Its totient is φ = 100636865500.

The previous prime is 221401104121. The next prime is 221401104143.

221401104122 is nontrivially palindromic in base 10.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 221401104094 and 221401104103.

It is not an unprimeable number, because it can be changed into a prime (221401104121) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5031843254 + ... + 5031843297.

It is an arithmetic number, because the mean of its divisors is an integer number (45286589484).

Almost surely, 2^221401104122 is an apocalyptic number.

221401104122 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

221401104122 is a deficient number, since it is larger than the sum of its proper divisors (140891611750).

221401104122 is a wasteful number, since it uses less digits than its factorization.

221401104122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10063686564.

The product of its (nonzero) digits is 256, while the sum is 20.

It can be divided in two parts, 221401 and 104122, that added together give a palindrome (325523).

The spelling of 221401104122 in words is "two hundred twenty-one billion, four hundred one million, one hundred four thousand, one hundred twenty-two".