11010212121031 has 2 divisors, whose sum is σ = 11010212121032. Its totient is φ = 11010212121030.

The previous prime is 11010212121023. The next prime is 11010212121059. The reversal of 11010212121031 is 13012121201011.

It is a happy number.

It is a weak prime.

It is an emirp because it is prime and its reverse (13012121201011) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11010212121031 - 2³ = 11010212121023 is a prime.

It is a super-2 number, since 2×11010212121031² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 11010212120996 and 11010212121014.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11010212121011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5505106060515 + 5505106060516.

It is an arithmetic number, because the mean of its divisors is an integer number (5505106060516).

Almost surely, 2^{11010212121031} is an apocalyptic number.

11010212121031 is a deficient number, since it is larger than the sum of its proper divisors (1).

11010212121031 is an equidigital number, since it uses as much as digits as its factorization.

11010212121031 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 24, while the sum is 16.

Adding to 11010212121031 its reverse (13012121201011), we get a palindrome (24022333322042).

The spelling of 11010212121031 in words is "eleven trillion, ten billion, two hundred twelve million, one hundred twenty-one thousand, thirty-one".