10110011111381 has 2 divisors, whose sum is σ = 10110011111382. Its totient is φ = 10110011111380.

The previous prime is 10110011111197. The next prime is 10110011111393. The reversal of 10110011111381 is 18311111001101.

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., 10042979312356 + 67031799025 = 3169066^2 + 258905^2 .

It is an emirp because it is prime and its reverse (18311111001101) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 10110011111381 - 2²⁶ = 10109944002517 is a prime.

It is a super-2 number, since 2×10110011111381² (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 (10110011119381) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5055005555690 + 5055005555691.

It is an arithmetic number, because the mean of its divisors is an integer number (5055005555691).

Almost surely, 2^{10110011111381} is an apocalyptic number.

It is an amenable number.

10110011111381 is a deficient number, since it is larger than the sum of its proper divisors (1).

10110011111381 is an equidigital number, since it uses as much as digits as its factorization.

10110011111381 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 24, while the sum is 20.

Adding to 10110011111381 its reverse (18311111001101), we get a palindrome (28421122112482).

The spelling of 10110011111381 in words is "ten trillion, one hundred ten billion, eleven million, one hundred eleven thousand, three hundred eighty-one".