11020130121031 has 2 divisors, whose sum is σ = 11020130121032. Its totient is φ = 11020130121030.

The previous prime is 11020130121023. The next prime is 11020130121047. The reversal of 11020130121031 is 13012103102011.

It is a happy number.

11020130121031 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an a-pointer prime, because the next prime (11020130121047) can be obtained adding 11020130121031 to its sum of digits (16).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11020130121031 - 2³ = 11020130121023 is a prime.

It is a super-2 number, since 2×11020130121031² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 11020130120996 and 11020130121014.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11020130121731) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5510065060515 + 5510065060516.

It is an arithmetic number, because the mean of its divisors is an integer number (5510065060516).

Almost surely, 2^{11020130121031} is an apocalyptic number.

11020130121031 is a deficient number, since it is larger than the sum of its proper divisors (1).

11020130121031 is an equidigital number, since it uses as much as digits as its factorization.

11020130121031 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 36, while the sum is 16.

Adding to 11020130121031 its reverse (13012103102011), we get a palindrome (24032233223042).

The spelling of 11020130121031 in words is "eleven trillion, twenty billion, one hundred thirty million, one hundred twenty-one thousand, thirty-one".