34202666322221 has 4 divisors (see below), whose sum is σ = 34407472707552. Its totient is φ = 33997859936892.

The previous prime is 34202666322197. The next prime is 34202666322299. The reversal of 34202666322221 is 12222366620243.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 34202666322221 - 2⁶ = 34202666322157 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34202666324221) 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, 102403192415 + ... + 102403192748.

It is an arithmetic number, because the mean of its divisors is an integer number (8601868176888).

Almost surely, 2^{34202666322221} is an apocalyptic number.

It is an amenable number.

34202666322221 is a deficient number, since it is larger than the sum of its proper divisors (204806385331).

34202666322221 is a wasteful number, since it uses less digits than its factorization.

34202666322221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 204806385330.

The product of its (nonzero) digits is 497664, while the sum is 41.

The spelling of 34202666322221 in words is "thirty-four trillion, two hundred two billion, six hundred sixty-six million, three hundred twenty-two thousand, two hundred twenty-one".