212213040103 has 2 divisors, whose sum is σ = 212213040104. Its totient is φ = 212213040102.

The previous prime is 212213040077. The next prime is 212213040107. The reversal of 212213040103 is 301040312212.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 212213040103 - 2⁵ = 212213040071 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (212213040107) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106106520051 + 106106520052.

It is an arithmetic number, because the mean of its divisors is an integer number (106106520052).

Almost surely, 2^212213040103 is an apocalyptic number.

212213040103 is a deficient number, since it is larger than the sum of its proper divisors (1).

212213040103 is an equidigital number, since it uses as much as digits as its factorization.

212213040103 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 212213040103 its reverse (301040312212), we get a palindrome (513253352315).

The spelling of 212213040103 in words is "two hundred twelve billion, two hundred thirteen million, forty thousand, one hundred three".