2012331420452 has 6 divisors (see below), whose sum is σ = 3521579985798. Its totient is φ = 1006165710224.

The previous prime is 2012331420433. The next prime is 2012331420481. The reversal of 2012331420452 is 2540241332102.

It can be written as a sum of positive squares in only one way, i.e., 1291914117376 + 720417303076 = 1136624^2 + 848774^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 251541427553 + ... + 251541427560.

It is an arithmetic number, because the mean of its divisors is an integer number (586929997633).

Almost surely, 2^{2012331420452} is an apocalyptic number.

It is an amenable number.

2012331420452 is a deficient number, since it is larger than the sum of its proper divisors (1509248565346).

2012331420452 is a wasteful number, since it uses less digits than its factorization.

2012331420452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 503082855117 (or 503082855115 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 29.

Adding to 2012331420452 its reverse (2540241332102), we get a palindrome (4552572752554).

The spelling of 2012331420452 in words is "two trillion, twelve billion, three hundred thirty-one million, four hundred twenty thousand, four hundred fifty-two".