1110120001002 has 24 divisors (see below), whose sum is σ = 2406422605860. Its totient is φ = 369861138240.

The previous prime is 1110120000989. The next prime is 1110120001009. The reversal of 1110120001002 is 2001000210111.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 1103401084041 + 6718916961 = 1050429^2 + 81969^2 .

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

It is not an unprimeable number, because it can be changed into a prime (1110120001009) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 14866899 + ... + 14941382.

Almost surely, 2^{1110120001002} is an apocalyptic number.

1110120001002 is an abundant number, since it is smaller than the sum of its proper divisors (1296302604858).

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

1110120001002 is a wasteful number, since it uses less digits than its factorization.

1110120001002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29810358 (or 29810355 counting only the distinct ones).

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

Adding to 1110120001002 its reverse (2001000210111), we get a palindrome (3111120211113).

The spelling of 1110120001002 in words is "one trillion, one hundred ten billion, one hundred twenty million, one thousand, two".