1118834212121 has 8 divisors (see below), whose sum is σ = 1142565228288. Its totient is φ = 1095277050000.

The previous prime is 1118834212087. The next prime is 1118834212141. The reversal of 1118834212121 is 1212124388111.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1118834212121 - 2⁶ = 1118834212057 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1118834212141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 43450505 + ... + 43476246.

It is an arithmetic number, because the mean of its divisors is an integer number (142820653536).

Almost surely, 2^{1118834212121} is an apocalyptic number.

It is an amenable number.

1118834212121 is a deficient number, since it is larger than the sum of its proper divisors (23731016167).

1118834212121 is an equidigital number, since it uses as much as digits as its factorization.

1118834212121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86927023.

The product of its digits is 6144, while the sum is 35.

The spelling of 1118834212121 in words is "one trillion, one hundred eighteen billion, eight hundred thirty-four million, two hundred twelve thousand, one hundred twenty-one".