34142244202221 has 16 divisors (see below), whose sum is σ = 48200975726400. Its totient is φ = 21422513316608.

The previous prime is 34142244202193. The next prime is 34142244202223. The reversal of 34142244202221 is 12220244224143.

It is a cyclic number.

It is not a de Polignac number, because 34142244202221 - 2¹¹ = 34142244200173 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34142244202223) 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, 17328850 + ... + 19198268.

It is an arithmetic number, because the mean of its divisors is an integer number (3012560982900).

Almost surely, 2^{34142244202221} is an apocalyptic number.

It is an amenable number.

34142244202221 is a deficient number, since it is larger than the sum of its proper divisors (14058731524179).

34142244202221 is a wasteful number, since it uses less digits than its factorization.

34142244202221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2227548.

The product of its (nonzero) digits is 49152, while the sum is 33.

Adding to 34142244202221 its reverse (12220244224143), we get a palindrome (46362488426364).

The spelling of 34142244202221 in words is "thirty-four trillion, one hundred forty-two billion, two hundred forty-four million, two hundred two thousand, two hundred twenty-one".