2011110201031 has 2 divisors, whose sum is σ = 2011110201032. Its totient is φ = 2011110201030.

The previous prime is 2011110200999. The next prime is 2011110201041. The reversal of 2011110201031 is 1301020111102.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2011110201031 - 2⁵ = 2011110200999 is a prime.

It is a super-2 number, since 2×2011110201031² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2011110201041) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1005555100515 + 1005555100516.

It is an arithmetic number, because the mean of its divisors is an integer number (1005555100516).

Almost surely, 2^{2011110201031} is an apocalyptic number.

2011110201031 is a deficient number, since it is larger than the sum of its proper divisors (1).

2011110201031 is an equidigital number, since it uses as much as digits as its factorization.

2011110201031 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12, while the sum is 13.

Adding to 2011110201031 its reverse (1301020111102), we get a palindrome (3312130312133).

The spelling of 2011110201031 in words is "two trillion, eleven billion, one hundred ten million, two hundred one thousand, thirty-one".