2042231545523 has 32 divisors (see below), whose sum is σ = 2353849189440. Its totient is φ = 1756246302720.

The previous prime is 2042231545513. The next prime is 2042231545531. The reversal of 2042231545523 is 3255451322402.

It is not a de Polignac number, because 2042231545523 - 2⁴ = 2042231545507 is a prime.

It is a super-2 number, since 2×2042231545523² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2042231545513) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3490103 + ... + 4033023.

It is an arithmetic number, because the mean of its divisors is an integer number (73557787170).

Almost surely, 2^{2042231545523} is an apocalyptic number.

2042231545523 is a deficient number, since it is larger than the sum of its proper divisors (311617643917).

2042231545523 is a wasteful number, since it uses less digits than its factorization.

2042231545523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 543207.

The product of its (nonzero) digits is 288000, while the sum is 38.

Adding to 2042231545523 its reverse (3255451322402), we get a palindrome (5297682867925).

The spelling of 2042231545523 in words is "two trillion, forty-two billion, two hundred thirty-one million, five hundred forty-five thousand, five hundred twenty-three".