103132231131 has 4 divisors (see below), whose sum is σ = 137509641512. Its totient is φ = 68754820752.

The previous prime is 103132231121. The next prime is 103132231159. The reversal of 103132231131 is 131132231301.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 103132231131 - 2⁶ = 103132231067 is a prime.

It is a super-2 number, since 2×103132231131² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 103132231098 and 103132231107.

It is not an unprimeable number, because it can be changed into a prime (103132231121) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17188705186 + ... + 17188705191.

It is an arithmetic number, because the mean of its divisors is an integer number (34377410378).

Almost surely, 2^103132231131 is an apocalyptic number.

103132231131 is a deficient number, since it is larger than the sum of its proper divisors (34377410381).

103132231131 is an equidigital number, since it uses as much as digits as its factorization.

103132231131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34377410380.

The product of its (nonzero) digits is 324, while the sum is 21.

Adding to 103132231131 its reverse (131132231301), we get a palindrome (234264462432).

The spelling of 103132231131 in words is "one hundred three billion, one hundred thirty-two million, two hundred thirty-one thousand, one hundred thirty-one".