111212220210002 has 32 divisors (see below), whose sum is σ = 174130890127488. Its totient is φ = 53170247802496.

The previous prime is 111212220210001. The next prime is 111212220210107. The reversal of 111212220210002 is 200012022212111.

It is not an unprimeable number, because it can be changed into a prime (111212220210001) 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 15 ways as a sum of consecutive naturals, for example, 4291740998 + ... + 4291766910.

It is an arithmetic number, because the mean of its divisors is an integer number (5441590316484).

Almost surely, 2^{111212220210002} is an apocalyptic number.

111212220210002 is a deficient number, since it is larger than the sum of its proper divisors (62918669917486).

111212220210002 is a wasteful number, since it uses less digits than its factorization.

111212220210002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54274.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 111212220210002 its reverse (200012022212111), we get a palindrome (311224242422113).

The spelling of 111212220210002 in words is "one hundred eleven trillion, two hundred twelve billion, two hundred twenty million, two hundred ten thousand, two".