111002021212220 has 12 divisors (see below), whose sum is σ = 233104244545704. Its totient is φ = 44400808484880.

The previous prime is 111002021212151. The next prime is 111002021212223. The reversal of 111002021212220 is 22212120200111.

111002021212220 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111002021212223) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2775050530286 + ... + 2775050530325.

It is an arithmetic number, because the mean of its divisors is an integer number (19425353712142).

Almost surely, 2^{111002021212220} is an apocalyptic number.

111002021212220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

111002021212220 is an abundant number, since it is smaller than the sum of its proper divisors (122102223333484).

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

111002021212220 is a wasteful number, since it uses less digits than its factorization.

111002021212220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5550101060620 (or 5550101060618 counting only the distinct ones).

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

Adding to 111002021212220 its reverse (22212120200111), we get a palindrome (133214141412331).

The spelling of 111002021212220 in words is "one hundred eleven trillion, two billion, twenty-one million, two hundred twelve thousand, two hundred twenty".