42311202012231 has 16 divisors (see below), whose sum is σ = 58373420417760. Its totient is φ = 27228663866880.

The previous prime is 42311202012229. The next prime is 42311202012269. The reversal of 42311202012231 is 13221020211324.

It is not a de Polignac number, because 42311202012231 - 2¹ = 42311202012229 is a prime.

It is a super-2 number, since 2×42311202012231² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42311202012931) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 54368830 + ... + 55141563.

It is an arithmetic number, because the mean of its divisors is an integer number (3648338776110).

Almost surely, 2^{42311202012231} is an apocalyptic number.

42311202012231 is a deficient number, since it is larger than the sum of its proper divisors (16062218405529).

42311202012231 is a wasteful number, since it uses less digits than its factorization.

42311202012231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 109514866.

The product of its (nonzero) digits is 1152, while the sum is 24.

Adding to 42311202012231 its reverse (13221020211324), we get a palindrome (55532222223555).

The spelling of 42311202012231 in words is "forty-two trillion, three hundred eleven billion, two hundred two million, twelve thousand, two hundred thirty-one".