1131110132121 has 12 divisors (see below), whose sum is σ = 1635773106240. Its totient is φ = 753174639960.

The previous prime is 1131110132101. The next prime is 1131110132129. The reversal of 1131110132121 is 1212310111311.

1131110132121 is a `hidden beast` number, since 1 + 1 + 311 + 10 + 1 + 321 + 21 = 666.

It is a de Polignac number, because none of the positive numbers 2^k-1131110132121 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1131110132094 and 1131110132103.

It is not an unprimeable number, because it can be changed into a prime (1131110132129) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 74890485 + ... + 74905586.

It is an arithmetic number, because the mean of its divisors is an integer number (136314425520).

Almost surely, 2^{1131110132121} is an apocalyptic number.

It is an amenable number.

1131110132121 is a deficient number, since it is larger than the sum of its proper divisors (504662974119).

1131110132121 is a wasteful number, since it uses less digits than its factorization.

1131110132121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 149796916 (or 149796913 counting only the distinct ones).

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

Adding to 1131110132121 its reverse (1212310111311), we get a palindrome (2343420243432).

The spelling of 1131110132121 in words is "one trillion, one hundred thirty-one billion, one hundred ten million, one hundred thirty-two thousand, one hundred twenty-one".