42231012033 has 8 divisors (see below), whose sum is σ = 64352018368. Its totient is φ = 24132006864.

The previous prime is 42231012023. The next prime is 42231012073. The reversal of 42231012033 is 33021013224.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 42231012033 - 2¹⁷ = 42230880961 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21), and also a Moran number because the ratio is a prime number: 2011000573 = 42231012033 / (4 + 2 + 2 + 3 + 1 + 0 + 1 + 2 + 0 + 3 + 3).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42231012013) 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, 1005500266 + ... + 1005500307.

It is an arithmetic number, because the mean of its divisors is an integer number (8044002296).

Almost surely, 2^42231012033 is an apocalyptic number.

It is an amenable number.

42231012033 is a deficient number, since it is larger than the sum of its proper divisors (22121006335).

42231012033 is a wasteful number, since it uses less digits than its factorization.

42231012033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2011000583.

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 42231012033 its reverse (33021013224), we get a palindrome (75252025257).

The spelling of 42231012033 in words is "forty-two billion, two hundred thirty-one million, twelve thousand, thirty-three".