1110002012220 has 24 divisors (see below), whose sum is σ = 3108005634384. Its totient is φ = 296000536576.

The previous prime is 1110002012209. The next prime is 1110002012243. The reversal of 1110002012220 is 222102000111.

It is a super-3 number, since 3×1110002012220³ (a number of 37 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a junction number, because it is equal to n+sod(n) for n = 1110002012196 and 1110002012205.

It is a congruent number.

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, 9250016709 + ... + 9250016828.

It is an arithmetic number, because the mean of its divisors is an integer number (129500234766).

Almost surely, 2^{1110002012220} is an apocalyptic number.

1110002012220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1110002012220 is an abundant number, since it is smaller than the sum of its proper divisors (1998003622164).

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

1110002012220 is a wasteful number, since it uses less digits than its factorization.

1110002012220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18500033549 (or 18500033547 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 1110002012220 its reverse (222102000111), we get a palindrome (1332104012331).

The spelling of 1110002012220 in words is "one trillion, one hundred ten billion, two million, twelve thousand, two hundred twenty".