342021261033 has 12 divisors (see below), whose sum is σ = 494122386420. Its totient is φ = 227971862016.

The previous prime is 342021261031. The next prime is 342021261041. The reversal of 342021261033 is 330162120243.

342021261033 is a `hidden beast` number, since 3 + 4 + 2 + 0 + 2 + 12 + 610 + 33 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 330501961449 + 11519299584 = 574893^2 + 107328^2 .

It is not a de Polignac number, because 342021261033 - 2¹ = 342021261031 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 342021260988 and 342021261006.

It is not an unprimeable number, because it can be changed into a prime (342021261031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3474768 + ... + 3571841.

It is an arithmetic number, because the mean of its divisors is an integer number (41176865535).

Almost surely, 2^342021261033 is an apocalyptic number.

It is an amenable number.

342021261033 is a deficient number, since it is larger than the sum of its proper divisors (152101125387).

342021261033 is a wasteful number, since it uses less digits than its factorization.

342021261033 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7052008 (or 7052005 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 27.

Adding to 342021261033 its reverse (330162120243), we get a palindrome (672183381276).

The spelling of 342021261033 in words is "three hundred forty-two billion, twenty-one million, two hundred sixty-one thousand, thirty-three".