1120112323021 has 4 divisors (see below), whose sum is σ = 1179065603200. Its totient is φ = 1061159042844.

The previous prime is 1120112323007. The next prime is 1120112323081. The reversal of 1120112323021 is 1203232110211.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1120112323021 - 2⁷ = 1120112322893 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (19), and also a Moran number because the ratio is a prime number: 58953280159 = 1120112323021 / (1 + 1 + 2 + 0 + 1 + 1 + 2 + 3 + 2 + 3 + 0 + 2 + 1).

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1120112323021.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1120112323081) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 29476640061 + ... + 29476640098.

It is an arithmetic number, because the mean of its divisors is an integer number (294766400800).

Almost surely, 2^{1120112323021} is an apocalyptic number.

It is an amenable number.

1120112323021 is a deficient number, since it is larger than the sum of its proper divisors (58953280179).

1120112323021 is an equidigital number, since it uses as much as digits as its factorization.

1120112323021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58953280178.

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 1120112323021 its reverse (1203232110211), we get a palindrome (2323344433232).

The spelling of 1120112323021 in words is "one trillion, one hundred twenty billion, one hundred twelve million, three hundred twenty-three thousand, twenty-one".