1120002221100 has 144 divisors (see below), whose sum is σ = 3803568167168. Its totient is φ = 249081557760.

The previous prime is 1120002221057. The next prime is 1120002221197. The reversal of 1120002221100 is 11222000211.

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

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 7129522 + ... + 7284921.

Almost surely, 2^{1120002221100} is an apocalyptic number.

1120002221100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1120002221100 is an abundant number, since it is smaller than the sum of its proper divisors (2683565946068).

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

1120002221100 is a wasteful number, since it uses less digits than its factorization.

1120002221100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14414504 (or 14414497 counting only the distinct ones).

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

Adding to 1120002221100 its reverse (11222000211), we get a palindrome (1131224221311).

The spelling of 1120002221100 in words is "one trillion, one hundred twenty billion, two million, two hundred twenty-one thousand, one hundred".