111210221002 has 16 divisors (see below), whose sum is σ = 176653084032. Its totient is φ = 52326788800.

The previous prime is 111210220981. The next prime is 111210221027. The reversal of 111210221002 is 200122012111.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14433 + ... + 471835.

It is an arithmetic number, because the mean of its divisors is an integer number (11040817752).

Almost surely, 2^111210221002 is an apocalyptic number.

111210221002 is a deficient number, since it is larger than the sum of its proper divisors (65442863030).

111210221002 is a wasteful number, since it uses less digits than its factorization.

111210221002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 464573.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 111210221002 its reverse (200122012111), we get a palindrome (311332233113).

The spelling of 111210221002 in words is "one hundred eleven billion, two hundred ten million, two hundred twenty-one thousand, two".