221102021120012 has 24 divisors (see below), whose sum is σ = 417673982930400. Its totient is φ = 102098084713856.

The previous prime is 221102021120003. The next prime is 221102021120053. The reversal of 221102021120012 is 210021120201122.

It is a super-2 number, since 2×221102021120012² (a number of 29 digits) contains 22 as substring.

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, 41435908337 + ... + 41435913672.

It is an arithmetic number, because the mean of its divisors is an integer number (17403082622100).

Almost surely, 2^{221102021120012} is an apocalyptic number.

It is an amenable number.

221102021120012 is a deficient number, since it is larger than the sum of its proper divisors (196571961810388).

221102021120012 is a wasteful number, since it uses less digits than its factorization.

221102021120012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82871822065 (or 82871822063 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 221102021120012 its reverse (210021120201122), we get a palindrome (431123141321134).

The spelling of 221102021120012 in words is "two hundred twenty-one trillion, one hundred two billion, twenty-one million, one hundred twenty thousand, twelve".