42231042232033 has 4 divisors (see below), whose sum is σ = 42231093614020. Its totient is φ = 42230990850048.

The previous prime is 42231042232031. The next prime is 42231042232037. The reversal of 42231042232033 is 33023224013224.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 18099987430464 + 24131054801569 = 4254408^2 + 4912337^2 .

It is a cyclic number.

It is not a de Polignac number, because 42231042232033 - 2¹ = 42231042232031 is a prime.

It is a super-2 number, since 2×42231042232033² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 42231042231986 and 42231042232004.

It is not an unprimeable number, because it can be changed into a prime (42231042232031) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24437760 + ... + 26108737.

It is an arithmetic number, because the mean of its divisors is an integer number (10557773403505).

Almost surely, 2^{42231042232033} is an apocalyptic number.

It is an amenable number.

42231042232033 is a deficient number, since it is larger than the sum of its proper divisors (51381987).

42231042232033 is an equidigital number, since it uses as much as digits as its factorization.

42231042232033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51381986.

The product of its (nonzero) digits is 41472, while the sum is 31.

Adding to 42231042232033 its reverse (33023224013224), we get a palindrome (75254266245257).

The spelling of 42231042232033 in words is "forty-two trillion, two hundred thirty-one billion, forty-two million, two hundred thirty-two thousand, thirty-three".