1121013121131 has 6 divisors (see below), whose sum is σ = 1619241174980. Its totient is φ = 747342080748.

The previous prime is 1121013121121. The next prime is 1121013121133. The reversal of 1121013121131 is 1311213101211.

1121013121131 is a `hidden beast` number, since 11 + 210 + 1 + 312 + 1 + 131 = 666.

It is not a de Polignac number, because 1121013121131 - 2¹⁴ = 1121013104747 is a prime.

It is a super-2 number, since 2×1121013121131² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1121013121133) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 62278506721 + ... + 62278506738.

Almost surely, 2^{1121013121131} is an apocalyptic number.

1121013121131 is a deficient number, since it is larger than the sum of its proper divisors (498228053849).

1121013121131 is a wasteful number, since it uses less digits than its factorization.

1121013121131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 124557013465 (or 124557013462 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 18.

Adding to 1121013121131 its reverse (1311213101211), we get a palindrome (2432226222342).

The spelling of 1121013121131 in words is "one trillion, one hundred twenty-one billion, thirteen million, one hundred twenty-one thousand, one hundred thirty-one".