4012340331 has 16 divisors (see below), whose sum is σ = 5446262528. Its totient is φ = 2626797600.

The previous prime is 4012340303. The next prime is 4012340369. The reversal of 4012340331 is 1330432104.

It is not a de Polignac number, because 4012340331 - 2²¹ = 4010243179 is a prime.

It is a super-2 number, since 2×4012340331² = 32197749863538379122, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4012340298 and 4012340307.

It is not an unprimeable number, because it can be changed into a prime (4012340131) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 98100 + ... + 132846.

It is an arithmetic number, because the mean of its divisors is an integer number (340391408).

Almost surely, 2^4012340331 is an apocalyptic number.

4012340331 is a deficient number, since it is larger than the sum of its proper divisors (1433922197).

4012340331 is a wasteful number, since it uses less digits than its factorization.

4012340331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35442.

The product of its (nonzero) digits is 864, while the sum is 21.

The square root of 4012340331 is about 63343.0369575062. The cubic root of 4012340331 is about 1589.0317973223.

Adding to 4012340331 its reverse (1330432104), we get a palindrome (5342772435).

The spelling of 4012340331 in words is "four billion, twelve million, three hundred forty thousand, three hundred thirty-one".