111211211022002 has 64 divisors (see below), whose sum is σ = 206052644496384. Its totient is φ = 43837163435520.

The previous prime is 111211211022001. The next prime is 111211211022011. The reversal of 111211211022002 is 200220112112111.

It is not an unprimeable number, because it can be changed into a prime (111211211022001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1982593868 + ... + 1982649960.

It is an arithmetic number, because the mean of its divisors is an integer number (3219572570256).

Almost surely, 2^{111211211022002} is an apocalyptic number.

111211211022002 is a deficient number, since it is larger than the sum of its proper divisors (94841433474382).

111211211022002 is a wasteful number, since it uses less digits than its factorization.

111211211022002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95163.

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 111211211022002 its reverse (200220112112111), we get a palindrome (311431323134113).

The spelling of 111211211022002 in words is "one hundred eleven trillion, two hundred eleven billion, two hundred eleven million, twenty-two thousand, two".