1121000013213 has 8 divisors (see below), whose sum is σ = 1496482807488. Its totient is φ = 746425280544.

The previous prime is 1121000013193. The next prime is 1121000013277. The reversal of 1121000013213 is 3123100001211.

It is a happy number.

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

It is not a de Polignac number, because 1121000013213 - 2⁶ = 1121000013149 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1121000013192 and 1121000013201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1121000013113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 227012520 + ... + 227017457.

It is an arithmetic number, because the mean of its divisors is an integer number (187060350936).

Almost surely, 2^{1121000013213} is an apocalyptic number.

It is an amenable number.

1121000013213 is a deficient number, since it is larger than the sum of its proper divisors (375482794275).

1121000013213 is an equidigital number, since it uses as much as digits as its factorization.

1121000013213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 454030803.

The product of its (nonzero) digits is 36, while the sum is 15.

Adding to 1121000013213 its reverse (3123100001211), we get a palindrome (4244100014424).

The spelling of 1121000013213 in words is "one trillion, one hundred twenty-one billion, thirteen thousand, two hundred thirteen".