2012311012330 has 8 divisors (see below), whose sum is σ = 3622159822212. Its totient is φ = 804924404928.

The previous prime is 2012311012321. The next prime is 2012311012333. The reversal of 2012311012330 is 332101132102.

It can be written as a sum of positive squares in 2 ways, for example, as 1969506298881 + 42804713449 = 1403391^2 + 206893^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×2012311012330² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2012311012298 and 2012311012307.

It is not an unprimeable number, because it can be changed into a prime (2012311012333) 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, 100615550607 + ... + 100615550626.

Almost surely, 2^{2012311012330} is an apocalyptic number.

2012311012330 is a deficient number, since it is larger than the sum of its proper divisors (1609848809882).

2012311012330 is a wasteful number, since it uses less digits than its factorization.

2012311012330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 201231101240.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 2012311012330 its reverse (332101132102), we get a palindrome (2344412144432).

The spelling of 2012311012330 in words is "two trillion, twelve billion, three hundred eleven million, twelve thousand, three hundred thirty".