20013061402069 has 2 divisors, whose sum is σ = 20013061402070. Its totient is φ = 20013061402068.

The previous prime is 20013061402043. The next prime is 20013061402091. The reversal of 20013061402069 is 96020416031002.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 18356854560100 + 1656206841969 = 4284490^2 + 1286937^2 .

It is a cyclic number.

It is not a de Polignac number, because 20013061402069 - 2⁷ = 20013061401941 is a prime.

It is a super-2 number, since 2×20013061402069² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20013061402469) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10006530701034 + 10006530701035.

It is an arithmetic number, because the mean of its divisors is an integer number (10006530701035).

Almost surely, 2^{20013061402069} is an apocalyptic number.

It is an amenable number.

20013061402069 is a deficient number, since it is larger than the sum of its proper divisors (1).

20013061402069 is an equidigital number, since it uses as much as digits as its factorization.

20013061402069 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 15552, while the sum is 34.

The spelling of 20013061402069 in words is "twenty trillion, thirteen billion, sixty-one million, four hundred two thousand, sixty-nine".