1141312124221 has 4 divisors (see below), whose sum is σ = 1157386942944. Its totient is φ = 1125237305500.

The previous prime is 1141312124213. The next prime is 1141312124243. The reversal of 1141312124221 is 1224212131411.

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 1141312124221 - 2³ = 1141312124213 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1141312124261) 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, 8037409255 + ... + 8037409396.

It is an arithmetic number, because the mean of its divisors is an integer number (289346735736).

Almost surely, 2^{1141312124221} is an apocalyptic number.

It is an amenable number.

1141312124221 is a deficient number, since it is larger than the sum of its proper divisors (16074818723).

1141312124221 is an equidigital number, since it uses as much as digits as its factorization.

1141312124221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16074818722.

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

Adding to 1141312124221 its reverse (1224212131411), we get a palindrome (2365524255632).

The spelling of 1141312124221 in words is "one trillion, one hundred forty-one billion, three hundred twelve million, one hundred twenty-four thousand, two hundred twenty-one".