213113444014061 has 2 divisors, whose sum is σ = 213113444014062. Its totient is φ = 213113444014060.

The previous prime is 213113444013979. The next prime is 213113444014073. The reversal of 213113444014061 is 160410444311312.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 208949742548836 + 4163701465225 = 14455094^2 + 2040515^2 .

It is a cyclic number.

It is not a de Polignac number, because 213113444014061 - 2⁴² = 208715397502957 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (213113444019061) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106556722007030 + 106556722007031.

It is an arithmetic number, because the mean of its divisors is an integer number (106556722007031).

Almost surely, 2^{213113444014061} is an apocalyptic number.

It is an amenable number.

213113444014061 is a deficient number, since it is larger than the sum of its proper divisors (1).

213113444014061 is an equidigital number, since it uses as much as digits as its factorization.

213113444014061 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 27648, while the sum is 35.

Adding to 213113444014061 its reverse (160410444311312), we get a palindrome (373523888325373).

The spelling of 213113444014061 in words is "two hundred thirteen trillion, one hundred thirteen billion, four hundred forty-four million, fourteen thousand, sixty-one".