1121010020993 has 4 divisors (see below), whose sum is σ = 1129836871680. Its totient is φ = 1112183170308.

The previous prime is 1121010020947. The next prime is 1121010021097. The reversal of 1121010020993 is 3990200101211.

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 1121010020993 - 2³⁶ = 1052290544257 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1121010020903) 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, 4413425153 + ... + 4413425406.

It is an arithmetic number, because the mean of its divisors is an integer number (282459217920).

Almost surely, 2^{1121010020993} is an apocalyptic number.

It is an amenable number.

1121010020993 is a deficient number, since it is larger than the sum of its proper divisors (8826850687).

1121010020993 is an equidigital number, since it uses as much as digits as its factorization.

1121010020993 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8826850686.

The product of its (nonzero) digits is 972, while the sum is 29.

The spelling of 1121010020993 in words is "one trillion, one hundred twenty-one billion, ten million, twenty thousand, nine hundred ninety-three".