212200023401 has 2 divisors, whose sum is σ = 212200023402. Its totient is φ = 212200023400.

The previous prime is 212200023361. The next prime is 212200023433. The reversal of 212200023401 is 104320002212.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 210318546025 + 1881477376 = 458605^2 + 43376^2 .

It is a cyclic number.

It is not a de Polignac number, because 212200023401 - 2⁶ = 212200023337 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 212200023401.

It is not a weakly prime, because it can be changed into another prime (212200023461) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106100011700 + 106100011701.

It is an arithmetic number, because the mean of its divisors is an integer number (106100011701).

Almost surely, 2^212200023401 is an apocalyptic number.

It is an amenable number.

212200023401 is a deficient number, since it is larger than the sum of its proper divisors (1).

212200023401 is an equidigital number, since it uses as much as digits as its factorization.

212200023401 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 192, while the sum is 17.

Adding to 212200023401 its reverse (104320002212), we get a palindrome (316520025613).

The spelling of 212200023401 in words is "two hundred twelve billion, two hundred million, twenty-three thousand, four hundred one".