1111002200100 has 108 divisors (see below), whose sum is σ = 3750249688276. Its totient is φ = 273477461760.

The previous prime is 1111002200071. The next prime is 1111002200137. The reversal of 1111002200100 is 10022001111.

It is a happy number.

It can be written as a sum of positive squares in 6 ways, for example, as 348621755364 + 762380444736 = 590442^2 + 873144^2 .

It is a super-3 number, since 3×1111002200100³ (a number of 37 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 47467027 + ... + 47490426.

Almost surely, 2^{1111002200100} is an apocalyptic number.

1111002200100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1111002200100 is an abundant number, since it is smaller than the sum of its proper divisors (2639247488176).

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

1111002200100 is a wasteful number, since it uses less digits than its factorization.

1111002200100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94957486 (or 94957476 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 9.

Adding to 1111002200100 its reverse (10022001111), we get a palindrome (1121024201211).

The spelling of 1111002200100 in words is "one trillion, one hundred eleven billion, two million, two hundred thousand, one hundred".