111110021212002 has 48 divisors (see below), whose sum is σ = 236062882687872. Its totient is φ = 34857729043200.

The previous prime is 111110021211961. The next prime is 111110021212007. The reversal of 111110021212002 is 200212120011111.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (111110021212007) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 255119127 + ... + 255554277.

It is an arithmetic number, because the mean of its divisors is an integer number (4917976722664).

Almost surely, 2^{111110021212002} is an apocalyptic number.

111110021212002 is an abundant number, since it is smaller than the sum of its proper divisors (124952861475870).

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

111110021212002 is a wasteful number, since it uses less digits than its factorization.

111110021212002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 582443 (or 582426 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 111110021212002 its reverse (200212120011111), we get a palindrome (311322141223113).

The spelling of 111110021212002 in words is "one hundred eleven trillion, one hundred ten billion, twenty-one million, two hundred twelve thousand, two".