1112222440100 has 36 divisors (see below), whose sum is σ = 2423138377968. Its totient is φ = 443116500000.

The previous prime is 1112222440081. The next prime is 1112222440117. The reversal of 1112222440100 is 10442222111.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 22130726 + ... + 22180925.

It is an arithmetic number, because the mean of its divisors is an integer number (67309399388).

Almost surely, 2^{1112222440100} is an apocalyptic number.

1112222440100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1112222440100 is an abundant number, since it is smaller than the sum of its proper divisors (1310915937868).

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

1112222440100 is a wasteful number, since it uses less digits than its factorization.

1112222440100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44311916 (or 44311909 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 20.

Adding to 1112222440100 its reverse (10442222111), we get a palindrome (1122664662211).

The spelling of 1112222440100 in words is "one trillion, one hundred twelve billion, two hundred twenty-two million, four hundred forty thousand, one hundred".