212141323122401 has 4 divisors (see below), whose sum is σ = 212142105593904. Its totient is φ = 212140540650900.

The previous prime is 212141323122373. The next prime is 212141323122427. The reversal of 212141323122401 is 104221323141212.

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 212141323122401 - 2¹⁴ = 212141323106017 is a prime.

It is a super-2 number, since 2×212141323122401² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (212141323128401) 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, 390828935 + ... + 391371356.

It is an arithmetic number, because the mean of its divisors is an integer number (53035526398476).

Almost surely, 2^{212141323122401} is an apocalyptic number.

It is an amenable number.

212141323122401 is a deficient number, since it is larger than the sum of its proper divisors (782471503).

212141323122401 is an equidigital number, since it uses as much as digits as its factorization.

212141323122401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 782471502.

The product of its (nonzero) digits is 4608, while the sum is 29.

Adding to 212141323122401 its reverse (104221323141212), we get a palindrome (316362646263613).

The spelling of 212141323122401 in words is "two hundred twelve trillion, one hundred forty-one billion, three hundred twenty-three million, one hundred twenty-two thousand, four hundred one".