111221101212002 has 16 divisors (see below), whose sum is σ = 171044223575040. Its totient is φ = 54215567827968.

The previous prime is 111221101211993. The next prime is 111221101212029. The reversal of 111221101212002 is 200212101122111.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2301927602 + ... + 2301975917.

It is an arithmetic number, because the mean of its divisors is an integer number (10690263973440).

Almost surely, 2^{111221101212002} is an apocalyptic number.

111221101212002 is a deficient number, since it is larger than the sum of its proper divisors (59823122363038).

111221101212002 is a wasteful number, since it uses less digits than its factorization.

111221101212002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4603903825.

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

Adding to 111221101212002 its reverse (200212101122111), we get a palindrome (311433202334113).

The spelling of 111221101212002 in words is "one hundred eleven trillion, two hundred twenty-one billion, one hundred one million, two hundred twelve thousand, two".