1101231310131 has 6 divisors (see below), whose sum is σ = 1590667447980. Its totient is φ = 734154206748.

The previous prime is 1101231310111. The next prime is 1101231310139. The reversal of 1101231310131 is 1310131321011.

1101231310131 is a `hidden beast` number, since 110 + 1 + 231 + 310 + 13 + 1 = 666.

It is not a de Polignac number, because 1101231310131 - 2²³ = 1101222921523 is a prime.

It is a super-2 number, since 2×1101231310131² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1101231310139) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 61179517221 + ... + 61179517238.

It is an arithmetic number, because the mean of its divisors is an integer number (265111241330).

Almost surely, 2^{1101231310131} is an apocalyptic number.

1101231310131 is a deficient number, since it is larger than the sum of its proper divisors (489436137849).

1101231310131 is a wasteful number, since it uses less digits than its factorization.

1101231310131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 122359034465 (or 122359034462 counting only the distinct ones).

The product of its (nonzero) digits is 54, while the sum is 18.

Adding to 1101231310131 its reverse (1310131321011), we get a palindrome (2411362631142).

The spelling of 1101231310131 in words is "one trillion, one hundred one billion, two hundred thirty-one million, three hundred ten thousand, one hundred thirty-one".