10110031111121 has 2 divisors, whose sum is σ = 10110031111122. Its totient is φ = 10110031111120.

The previous prime is 10110031111067. The next prime is 10110031111177. The reversal of 10110031111121 is 12111113001101.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8418702250000 + 1691328861121 = 2901500^2 + 1300511^2 .

It is an emirp because it is prime and its reverse (12111113001101) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 10110031111121 - 2⁶ = 10110031111057 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 10110031111096 and 10110031111105.

It is not a weakly prime, because it can be changed into another prime (10110031111181) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5055015555560 + 5055015555561.

It is an arithmetic number, because the mean of its divisors is an integer number (5055015555561).

Almost surely, 2^{10110031111121} is an apocalyptic number.

It is an amenable number.

10110031111121 is a deficient number, since it is larger than the sum of its proper divisors (1).

10110031111121 is an equidigital number, since it uses as much as digits as its factorization.

10110031111121 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6, while the sum is 14.

Adding to 10110031111121 its reverse (12111113001101), we get a palindrome (22221144112222).

The spelling of 10110031111121 in words is "ten trillion, one hundred ten billion, thirty-one million, one hundred eleven thousand, one hundred twenty-one".