201342122403221 has 8 divisors (see below), whose sum is σ = 213322521896640. Its totient is φ = 189376916824768.

The previous prime is 201342122403211. The next prime is 201342122403277. The reversal of 201342122403221 is 122304221243102.

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

It is a cyclic number.

It is not a de Polignac number, because 201342122403221 - 2¹⁴ = 201342122386837 is a prime.

It is a super-2 number, since 2×201342122403221² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201342122403211) 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, 3798451451 + ... + 3798504456.

It is an arithmetic number, because the mean of its divisors is an integer number (26665315237080).

Almost surely, 2^{201342122403221} is an apocalyptic number.

It is an amenable number.

201342122403221 is a deficient number, since it is larger than the sum of its proper divisors (11980399493419).

201342122403221 is a wasteful number, since it uses less digits than its factorization.

201342122403221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7596957483.

The product of its (nonzero) digits is 9216, while the sum is 29.

Adding to 201342122403221 its reverse (122304221243102), we get a palindrome (323646343646323).

The spelling of 201342122403221 in words is "two hundred one trillion, three hundred forty-two billion, one hundred twenty-two million, four hundred three thousand, two hundred twenty-one".