34504221021 has 8 divisors (see below), whose sum is σ = 46006545024. Its totient is φ = 23002355520.

The previous prime is 34504221007. The next prime is 34504221049. The reversal of 34504221021 is 12012240543.

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

It is not a de Polignac number, because 34504221021 - 2⁶ = 34504220957 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 34504220982 and 34504221000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34504221421) 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, 144940 + ... + 300026.

It is an arithmetic number, because the mean of its divisors is an integer number (5750818128).

Almost surely, 2^34504221021 is an apocalyptic number.

It is an amenable number.

34504221021 is a deficient number, since it is larger than the sum of its proper divisors (11502324003).

34504221021 is a wasteful number, since it uses less digits than its factorization.

34504221021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 229251.

The product of its (nonzero) digits is 1920, while the sum is 24.

Adding to 34504221021 its reverse (12012240543), we get a palindrome (46516461564).

The spelling of 34504221021 in words is "thirty-four billion, five hundred four million, two hundred twenty-one thousand, twenty-one".