4111142101081 has 2 divisors, whose sum is σ = 4111142101082. Its totient is φ = 4111142101080.

The previous prime is 4111142101019. The next prime is 4111142101103. The reversal of 4111142101081 is 1801012411114.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4108810080400 + 2332020681 = 2027020^2 + 48291^2 .

It is a cyclic number.

It is not a de Polignac number, because 4111142101081 - 2¹⁹ = 4111141576793 is a prime.

It is a super-2 number, since 2×4111142101081² (a number of 26 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (4111142101481) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2055571050540 + 2055571050541.

It is an arithmetic number, because the mean of its divisors is an integer number (2055571050541).

Almost surely, 2^{4111142101081} is an apocalyptic number.

It is an amenable number.

4111142101081 is a deficient number, since it is larger than the sum of its proper divisors (1).

4111142101081 is an equidigital number, since it uses as much as digits as its factorization.

4111142101081 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 256, while the sum is 25.

Adding to 4111142101081 its reverse (1801012411114), we get a palindrome (5912154512195).

The spelling of 4111142101081 in words is "four trillion, one hundred eleven billion, one hundred forty-two million, one hundred one thousand, eighty-one".