2012011452431 has 8 divisors (see below), whose sum is σ = 2018244105024. Its totient is φ = 2005784652960.

The previous prime is 2012011452403. The next prime is 2012011452443. The reversal of 2012011452431 is 1342541102102.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 2012011452431 - 2¹⁰ = 2012011451407 is a prime.

It is a super-2 number, since 2×2012011452431² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2012011452431.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2012011452481) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 774215 + ... + 2150216.

It is an arithmetic number, because the mean of its divisors is an integer number (252280513128).

Almost surely, 2^{2012011452431} is an apocalyptic number.

2012011452431 is a deficient number, since it is larger than the sum of its proper divisors (6232652593).

2012011452431 is a wasteful number, since it uses less digits than its factorization.

2012011452431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2926561.

The product of its (nonzero) digits is 1920, while the sum is 26.

Adding to 2012011452431 its reverse (1342541102102), we get a palindrome (3354552554533).

The spelling of 2012011452431 in words is "two trillion, twelve billion, eleven million, four hundred fifty-two thousand, four hundred thirty-one".