11030101031 has 2 divisors, whose sum is σ = 11030101032. Its totient is φ = 11030101030.

The previous prime is 11030101009. The next prime is 11030101037. The reversal of 11030101031 is 13010103011.

It is a happy number.

It is a strong prime.

It is an emirp because it is prime and its reverse (13010103011) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11030101031 is a prime.

It is a super-2 number, since 2×11030101031² (a number of 21 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11030101037) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5515050515 + 5515050516.

It is an arithmetic number, because the mean of its divisors is an integer number (5515050516).

Almost surely, 2^11030101031 is an apocalyptic number.

11030101031 is a deficient number, since it is larger than the sum of its proper divisors (1).

11030101031 is an equidigital number, since it uses as much as digits as its factorization.

11030101031 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9, while the sum is 11.

Adding to 11030101031 its reverse (13010103011), we get a palindrome (24040204042).

The spelling of 11030101031 in words is "eleven billion, thirty million, one hundred one thousand, thirty-one".