221202001112 has 32 divisors (see below), whose sum is σ = 424433372880. Its totient is φ = 108020183040.

The previous prime is 221202001103. The next prime is 221202001183. The reversal of 221202001112 is 211100202122.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7084928 + ... + 7116080.

Almost surely, 2^221202001112 is an apocalyptic number.

It is an amenable number.

221202001112 is a deficient number, since it is larger than the sum of its proper divisors (203231371768).

221202001112 is a wasteful number, since it uses less digits than its factorization.

221202001112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51843 (or 51839 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 221202001112 its reverse (211100202122), we get a palindrome (432302203234).

The spelling of 221202001112 in words is "two hundred twenty-one billion, two hundred two million, one thousand, one hundred twelve".