1121101011000 has 192 divisors, whose sum is σ = 3869946737280. Its totient is φ = 292599302400.

The previous prime is 1121101010989. The next prime is 1121101011029. The reversal of 1121101011000 is 1101011211.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 902179 + ... + 1748178.

It is an arithmetic number, because the mean of its divisors is an integer number (20155972590).

Almost surely, 2^{1121101011000} is an apocalyptic number.

1121101011000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1121101011000 is an abundant number, since it is smaller than the sum of its proper divisors (2748845726280).

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

1121101011000 is a wasteful number, since it uses less digits than its factorization.

1121101011000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2650431 (or 2650414 counting only the distinct ones).

The product of its (nonzero) digits is 2, while the sum is 9.

Adding to 1121101011000 its reverse (1101011211), we get a palindrome (1122202022211).

The spelling of 1121101011000 in words is "one trillion, one hundred twenty-one billion, one hundred one million, eleven thousand".