213023230980353 has 2 divisors, whose sum is σ = 213023230980354. Its totient is φ = 213023230980352.

The previous prime is 213023230980349. The next prime is 213023230980361. The reversal of 213023230980353 is 353089032320312.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 209858450466064 + 3164780514289 = 14486492^2 + 1778983^2 .

It is a cyclic number.

It is not a de Polignac number, because 213023230980353 - 2² = 213023230980349 is a prime.

It is a super-2 number, since 2×213023230980353² (a number of 29 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (213023230980253) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106511615490176 + 106511615490177.

It is an arithmetic number, because the mean of its divisors is an integer number (106511615490177).

Almost surely, 2^{213023230980353} is an apocalyptic number.

It is an amenable number.

213023230980353 is a deficient number, since it is larger than the sum of its proper divisors (1).

213023230980353 is an equidigital number, since it uses as much as digits as its factorization.

213023230980353 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 699840, while the sum is 44.

The spelling of 213023230980353 in words is "two hundred thirteen trillion, twenty-three billion, two hundred thirty million, nine hundred eighty thousand, three hundred fifty-three".