1131040421121 has 8 divisors (see below), whose sum is σ = 1624058040640. Its totient is φ = 696024874512.

The previous prime is 1131040421113. The next prime is 1131040421129. The reversal of 1131040421121 is 1211240401311.

It is an interprime number because it is at equal distance from previous prime (1131040421113) and next prime (1131040421129).

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

It is not a de Polignac number, because 1131040421121 - 2³ = 1131040421113 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1131040421129) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14500518181 + ... + 14500518258.

It is an arithmetic number, because the mean of its divisors is an integer number (203007255080).

Almost surely, 2^{1131040421121} is an apocalyptic number.

It is an amenable number.

1131040421121 is a deficient number, since it is larger than the sum of its proper divisors (493017619519).

1131040421121 is a wasteful number, since it uses less digits than its factorization.

1131040421121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29001036455.

The product of its (nonzero) digits is 192, while the sum is 21.

Adding to 1131040421121 its reverse (1211240401311), we get a palindrome (2342280822432).

The spelling of 1131040421121 in words is "one trillion, one hundred thirty-one billion, forty million, four hundred twenty-one thousand, one hundred twenty-one".