212222132030401 has 4 divisors (see below), whose sum is σ = 212235478510804. Its totient is φ = 212208785550000.

The previous prime is 212222132030341. The next prime is 212222132030449. The reversal of 212222132030401 is 104030231222212.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 98325766924225 + 113896365106176 = 9915935^2 + 10672224^2 .

It is a cyclic number.

It is not a de Polignac number, because 212222132030401 - 2⁹ = 212222132029889 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (212222132010401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6673216350 + ... + 6673248151.

It is an arithmetic number, because the mean of its divisors is an integer number (53058869627701).

Almost surely, 2^{212222132030401} is an apocalyptic number.

It is an amenable number.

212222132030401 is a deficient number, since it is larger than the sum of its proper divisors (13346480403).

212222132030401 is a wasteful number, since it uses less digits than its factorization.

212222132030401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13346480402.

The product of its (nonzero) digits is 2304, while the sum is 25.

Adding to 212222132030401 its reverse (104030231222212), we get a palindrome (316252363252613).

The spelling of 212222132030401 in words is "two hundred twelve trillion, two hundred twenty-two billion, one hundred thirty-two million, thirty thousand, four hundred one".