10542321111401 has 2 divisors, whose sum is σ = 10542321111402. Its totient is φ = 10542321111400.

The previous prime is 10542321111379. The next prime is 10542321111457. The reversal of 10542321111401 is 10411112324501.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7994303856400 + 2548017255001 = 2827420^2 + 1596251^2 .

It is a cyclic number.

It is not a de Polignac number, because 10542321111401 - 2⁴² = 6144274600297 is a prime.

It is a super-2 number, since 2×10542321111401² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (10542321111901) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5271160555700 + 5271160555701.

It is an arithmetic number, because the mean of its divisors is an integer number (5271160555701).

Almost surely, 2^{10542321111401} is an apocalyptic number.

It is an amenable number.

10542321111401 is a deficient number, since it is larger than the sum of its proper divisors (1).

10542321111401 is an equidigital number, since it uses as much as digits as its factorization.

10542321111401 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 960, while the sum is 26.

Adding to 10542321111401 its reverse (10411112324501), we get a palindrome (20953433435902).

The spelling of 10542321111401 in words is "ten trillion, five hundred forty-two billion, three hundred twenty-one million, one hundred eleven thousand, four hundred one".