213033231312103 has 2 divisors, whose sum is σ = 213033231312104. Its totient is φ = 213033231312102.

The previous prime is 213033231312091. The next prime is 213033231312131. The reversal of 213033231312103 is 301213132330312.

It is a happy number.

It is an a-pointer prime, because the next prime (213033231312131) can be obtained adding 213033231312103 to its sum of digits (28).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 213033231312103 - 2⁵ = 213033231312071 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (213033231312163) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106516615656051 + 106516615656052.

It is an arithmetic number, because the mean of its divisors is an integer number (106516615656052).

Almost surely, 2^{213033231312103} is an apocalyptic number.

213033231312103 is a deficient number, since it is larger than the sum of its proper divisors (1).

213033231312103 is an equidigital number, since it uses as much as digits as its factorization.

213033231312103 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5832, while the sum is 28.

Adding to 213033231312103 its reverse (301213132330312), we get a palindrome (514246363642415).

The spelling of 213033231312103 in words is "two hundred thirteen trillion, thirty-three billion, two hundred thirty-one million, three hundred twelve thousand, one hundred three".