1121032133213 has 4 divisors (see below), whose sum is σ = 1169772660768. Its totient is φ = 1072291605660.

The previous prime is 1121032133201. The next prime is 1121032133233. The reversal of 1121032133213 is 3123312301211.

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 1121032133213 - 2¹⁴ = 1121032116829 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (23), and also a Moran number because the ratio is a prime number: 48740527531 = 1121032133213 / (1 + 1 + 2 + 1 + 0 + 3 + 2 + 1 + 3 + 3 + 2 + 1 + 3).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1121032133233) 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, 24370263743 + ... + 24370263788.

It is an arithmetic number, because the mean of its divisors is an integer number (292443165192).

Almost surely, 2^{1121032133213} is an apocalyptic number.

It is an amenable number.

1121032133213 is a deficient number, since it is larger than the sum of its proper divisors (48740527555).

1121032133213 is an equidigital number, since it uses as much as digits as its factorization.

1121032133213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48740527554.

The product of its (nonzero) digits is 648, while the sum is 23.

Adding to 1121032133213 its reverse (3123312301211), we get a palindrome (4244344434424).

The spelling of 1121032133213 in words is "one trillion, one hundred twenty-one billion, thirty-two million, one hundred thirty-three thousand, two hundred thirteen".