2220031103112 has 96 divisors (see below), whose sum is σ = 6323643406080. Its totient is φ = 702626970240.

The previous prime is 2220031103093. The next prime is 2220031103131. The reversal of 2220031103112 is 2113011300222.

2220031103112 is a `hidden beast` number, since 22 + 20 + 0 + 311 + 0 + 311 + 2 = 666.

It is an interprime number because it is at equal distance from previous prime (2220031103093) and next prime (2220031103131).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 9265078 + ... + 9501669.

It is an arithmetic number, because the mean of its divisors is an integer number (65871285480).

Almost surely, 2^{2220031103112} is an apocalyptic number.

It is an amenable number.

2220031103112 is an abundant number, since it is smaller than the sum of its proper divisors (4103612302968).

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

2220031103112 is a wasteful number, since it uses less digits than its factorization.

2220031103112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18766843 (or 18766836 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 2220031103112 its reverse (2113011300222), we get a palindrome (4333042403334).

The spelling of 2220031103112 in words is "two trillion, two hundred twenty billion, thirty-one million, one hundred three thousand, one hundred twelve".