213102129031303 has 2 divisors, whose sum is σ = 213102129031304. Its totient is φ = 213102129031302.

The previous prime is 213102129031199. The next prime is 213102129031369. The reversal of 213102129031303 is 303130921201312.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 213102129031303 - 2²⁵ = 213102095476871 is a prime.

It is a super-2 number, since 2×213102129031303² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (213102129031703) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106551064515651 + 106551064515652.

It is an arithmetic number, because the mean of its divisors is an integer number (106551064515652).

Almost surely, 2^{213102129031303} is an apocalyptic number.

213102129031303 is a deficient number, since it is larger than the sum of its proper divisors (1).

213102129031303 is an equidigital number, since it uses as much as digits as its factorization.

213102129031303 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 31.

The spelling of 213102129031303 in words is "two hundred thirteen trillion, one hundred two billion, one hundred twenty-nine million, thirty-one thousand, three hundred three".