2012435523531 has 6 divisors (see below), whose sum is σ = 2906851311780. Its totient is φ = 1341623682348.

The previous prime is 2012435523487. The next prime is 2012435523533. The reversal of 2012435523531 is 1353255342102.

2012435523531 is a `hidden beast` number, since 2 + 0 + 1 + 2 + 43 + 552 + 35 + 31 = 666.

It is not a de Polignac number, because 2012435523531 - 2¹⁹ = 2012434999243 is a prime.

It is a super-2 number, since 2×2012435523531² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2012435523533) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 111801973521 + ... + 111801973538.

It is an arithmetic number, because the mean of its divisors is an integer number (484475218630).

Almost surely, 2^{2012435523531} is an apocalyptic number.

2012435523531 is a deficient number, since it is larger than the sum of its proper divisors (894415788249).

2012435523531 is a wasteful number, since it uses less digits than its factorization.

2012435523531 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 223603947065 (or 223603947062 counting only the distinct ones).

The product of its (nonzero) digits is 108000, while the sum is 36.

The spelling of 2012435523531 in words is "two trillion, twelve billion, four hundred thirty-five million, five hundred twenty-three thousand, five hundred thirty-one".