221353323353122 has 16 divisors (see below), whose sum is σ = 339150567261312. Its totient is φ = 108303913633680.

The previous prime is 221353323353053. The next prime is 221353323353131.

221353323353122 is nontrivially palindromic in base 10.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 194270829 + ... + 195406912.

It is an arithmetic number, because the mean of its divisors is an integer number (21196910453832).

Almost surely, 2^{221353323353122} is an apocalyptic number.

221353323353122 is a deficient number, since it is larger than the sum of its proper divisors (117797243908190).

221353323353122 is a wasteful number, since it uses less digits than its factorization.

221353323353122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 389683833.

The product of its digits is 583200, while the sum is 40.

The spelling of 221353323353122 in words is "two hundred twenty-one trillion, three hundred fifty-three billion, three hundred twenty-three million, three hundred fifty-three thousand, one hundred twenty-two".