221444424444122 has 32 divisors (see below), whose sum is σ = 368710256059200. Its totient is φ = 99733101787440.

The previous prime is 221444424444097. The next prime is 221444424444143.

221444424444122 is nontrivially palindromic in base 10.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 381302672 + ... + 381882987.

It is an arithmetic number, because the mean of its divisors is an integer number (11522195501850).

Almost surely, 2^{221444424444122} is an apocalyptic number.

221444424444122 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

221444424444122 is a deficient number, since it is larger than the sum of its proper divisors (147265831615078).

221444424444122 is a wasteful number, since it uses less digits than its factorization.

221444424444122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 763185803 (or 763185781 counting only the distinct ones).

The product of its digits is 2097152, while the sum is 44.

The spelling of 221444424444122 in words is "two hundred twenty-one trillion, four hundred forty-four billion, four hundred twenty-four million, four hundred forty-four thousand, one hundred twenty-two".