1121243401411 has 8 divisors (see below), whose sum is σ = 1322757192704. Its totient is φ = 930063650760.

The previous prime is 1121243401391. The next prime is 1121243401423. The reversal of 1121243401411 is 1141043421211.

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 1121243401411 - 2⁷ = 1121243401283 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1121243401441) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2583509925 + ... + 2583510358.

It is an arithmetic number, because the mean of its divisors is an integer number (165344649088).

Almost surely, 2^{1121243401411} is an apocalyptic number.

1121243401411 is a deficient number, since it is larger than the sum of its proper divisors (201513791293).

1121243401411 is an equidigital number, since it uses as much as digits as its factorization.

1121243401411 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5167020321.

The product of its (nonzero) digits is 768, while the sum is 25.

Adding to 1121243401411 its reverse (1141043421211), we get a palindrome (2262286822622).

The spelling of 1121243401411 in words is "one trillion, one hundred twenty-one billion, two hundred forty-three million, four hundred one thousand, four hundred eleven".