342221210911 has 2 divisors, whose sum is σ = 342221210912. Its totient is φ = 342221210910.

The previous prime is 342221210899. The next prime is 342221210927. The reversal of 342221210911 is 119012122243.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 342221210911 - 2²⁹ = 341684339999 is a prime.

It is a super-2 number, since 2×342221210911² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 342221210911.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (342221210951) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 171110605455 + 171110605456.

It is an arithmetic number, because the mean of its divisors is an integer number (171110605456).

Almost surely, 2^342221210911 is an apocalyptic number.

342221210911 is a deficient number, since it is larger than the sum of its proper divisors (1).

342221210911 is an equidigital number, since it uses as much as digits as its factorization.

342221210911 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1728, while the sum is 28.

The spelling of 342221210911 in words is "three hundred forty-two billion, two hundred twenty-one million, two hundred ten thousand, nine hundred eleven".