111211022002 has 32 divisors (see below), whose sum is σ = 168986664000. Its totient is φ = 54887969088.

The previous prime is 111211021997. The next prime is 111211022003. The reversal of 111211022002 is 200220112111.

It is not an unprimeable number, because it can be changed into a prime (111211022003) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 34122649 + ... + 34125907.

It is an arithmetic number, because the mean of its divisors is an integer number (5280833250).

Almost surely, 2^111211022002 is an apocalyptic number.

111211022002 is a deficient number, since it is larger than the sum of its proper divisors (57775641998).

111211022002 is a wasteful number, since it uses less digits than its factorization.

111211022002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4090.

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

Adding to 111211022002 its reverse (200220112111), we get a palindrome (311431134113).

The spelling of 111211022002 in words is "one hundred eleven billion, two hundred eleven million, twenty-two thousand, two".