120011131 has 2 divisors, whose sum is σ = 120011132. Its totient is φ = 120011130.

The previous prime is 120011119. The next prime is 120011147. The reversal of 120011131 is 131110021.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 120011131 - 2²³ = 111622523 is a prime.

It is a super-2 number, since 2×120011131² = 28805343127798322, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (120011231) 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 as a sum of consecutive naturals, namely, 60005565 + 60005566.

It is an arithmetic number, because the mean of its divisors is an integer number (60005566).

Almost surely, 2^120011131 is an apocalyptic number.

120011131 is a deficient number, since it is larger than the sum of its proper divisors (1).

120011131 is an equidigital number, since it uses as much as digits as its factorization.

120011131 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6, while the sum is 10.

The square root of 120011131 is about 10954.9591966378. The cubic root of 120011131 is about 493.2576651760.

Adding to 120011131 its reverse (131110021), we get a palindrome (251121152).

The spelling of 120011131 in words is "one hundred twenty million, eleven thousand, one hundred thirty-one".