1112011211100 has 72 divisors (see below), whose sum is σ = 3226186233088. Its totient is φ = 295728292800.

The previous prime is 1112011211083. The next prime is 1112011211107. The reversal of 1112011211100 is 11121102111.

It is a super-2 number, since 2×1112011211100² (a number of 25 digits) contains 22 as substring.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1112011211107) 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, 4939906 + ... + 5160105.

Almost surely, 2^{1112011211100} is an apocalyptic number.

1112011211100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1112011211100 is an abundant number, since it is smaller than the sum of its proper divisors (2114175021988).

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

1112011211100 is a wasteful number, since it uses less digits than its factorization.

1112011211100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10100395 (or 10100388 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 12.

Adding to 1112011211100 its reverse (11121102111), we get a palindrome (1123132313211).

The spelling of 1112011211100 in words is "one trillion, one hundred twelve billion, eleven million, two hundred eleven thousand, one hundred".