2012321101431 has 8 divisors (see below), whose sum is σ = 2683538532864. Its totient is φ = 1341325535480.

The previous prime is 2012321101421. The next prime is 2012321101433. The reversal of 2012321101431 is 1341011232102.

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 2012321101431 - 2³⁰ = 2011247359607 is a prime.

It is a super-2 number, since 2×2012321101431² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2012321101398 and 2012321101407.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2012321101433) 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, 55445205 + ... + 55481486.

It is an arithmetic number, because the mean of its divisors is an integer number (335442316608).

Almost surely, 2^{2012321101431} is an apocalyptic number.

2012321101431 is a deficient number, since it is larger than the sum of its proper divisors (671217431433).

2012321101431 is a wasteful number, since it uses less digits than its factorization.

2012321101431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110932741.

The product of its (nonzero) digits is 288, while the sum is 21.

Adding to 2012321101431 its reverse (1341011232102), we get a palindrome (3353332333533).

The spelling of 2012321101431 in words is "two trillion, twelve billion, three hundred twenty-one million, one hundred one thousand, four hundred thirty-one".