111122212002 has 16 divisors (see below), whose sum is σ = 235317625632. Its totient is φ = 34861870400.

The previous prime is 111122211979. The next prime is 111122212007. The reversal of 111122212002 is 200212221111.

It is not an unprimeable number, because it can be changed into a prime (111122212007) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 544716624 + ... + 544716827.

It is an arithmetic number, because the mean of its divisors is an integer number (14707351602).

Almost surely, 2^111122212002 is an apocalyptic number.

111122212002 is an abundant number, since it is smaller than the sum of its proper divisors (124195413630).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

111122212002 is a wasteful number, since it uses less digits than its factorization.

111122212002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1089433473.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 111122212002 its reverse (200212221111), we get a palindrome (311334433113).

The spelling of 111122212002 in words is "one hundred eleven billion, one hundred twenty-two million, two hundred twelve thousand, two".