221000222101112 has 32 divisors (see below), whose sum is σ = 432434951424000. Its totient is φ = 105685195333344.

The previous prime is 221000222101103. The next prime is 221000222101121. The reversal of 221000222101112 is 211101222000122.

It is an interprime number because it is at equal distance from previous prime (221000222101103) and next prime (221000222101121).

It is a congruent number.

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, 58171112 + ... + 61853687.

It is an arithmetic number, because the mean of its divisors is an integer number (13513592232000).

Almost surely, 2^{221000222101112} is an apocalyptic number.

It is an amenable number.

221000222101112 is a deficient number, since it is larger than the sum of its proper divisors (211434729322888).

221000222101112 is a wasteful number, since it uses less digits than its factorization.

221000222101112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 120034835 (or 120034831 counting only the distinct ones).

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

Adding to 221000222101112 its reverse (211101222000122), we get a palindrome (432101444101234).

The spelling of 221000222101112 in words is "two hundred twenty-one trillion, two hundred twenty-two million, one hundred one thousand, one hundred twelve".