221222201199976 has 16 divisors (see below), whose sum is σ = 432826045826400. Its totient is φ = 105801922312944.

The previous prime is 221222201199949. The next prime is 221222201199977. The reversal of 221222201199976 is 679991102222122.

It is not an unprimeable number, because it can be changed into a prime (221222201199977) 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, 601147285686 + ... + 601147286053.

It is an arithmetic number, because the mean of its divisors is an integer number (27051627864150).

Almost surely, 2^{221222201199976} is an apocalyptic number.

It is an amenable number.

221222201199976 is a deficient number, since it is larger than the sum of its proper divisors (211603844626424).

221222201199976 is a wasteful number, since it uses less digits than its factorization.

221222201199976 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1202294571768 (or 1202294571764 counting only the distinct ones).

The product of its (nonzero) digits is 1959552, while the sum is 55.

The spelling of 221222201199976 in words is "two hundred twenty-one trillion, two hundred twenty-two billion, two hundred one million, one hundred ninety-nine thousand, nine hundred seventy-six".