340111532131 has 4 divisors (see below), whose sum is σ = 388698893872. Its totient is φ = 291524170392.

The previous prime is 340111532081. The next prime is 340111532161. The reversal of 340111532131 is 131235111043.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 131235111043 = 61 ⋅2151395263.

It is not a de Polignac number, because 340111532131 - 2⁷ = 340111532003 is a prime.

It is a super-2 number, since 2×340111532131² (a number of 24 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 = 340111532096 and 340111532105.

It is not an unprimeable number, because it can be changed into a prime (340111532161) 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, 24293680860 + ... + 24293680873.

It is an arithmetic number, because the mean of its divisors is an integer number (97174723468).

Almost surely, 2^340111532131 is an apocalyptic number.

340111532131 is a deficient number, since it is larger than the sum of its proper divisors (48587361741).

340111532131 is an equidigital number, since it uses as much as digits as its factorization.

340111532131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48587361740.

The product of its (nonzero) digits is 1080, while the sum is 25.

Adding to 340111532131 its reverse (131235111043), we get a palindrome (471346643174).

The spelling of 340111532131 in words is "three hundred forty billion, one hundred eleven million, five hundred thirty-two thousand, one hundred thirty-one".