211030303113031 has 16 divisors (see below), whose sum is σ = 223479026447040. Its totient is φ = 198585491120640.

The previous prime is 211030303113023. The next prime is 211030303113043. The reversal of 211030303113031 is 130311303030112.

It is a cyclic number.

It is not a de Polignac number, because 211030303113031 - 2³ = 211030303113023 is a prime.

It is a super-2 number, since 2×211030303113031² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 211030303112993 and 211030303113011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (211030303113131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3410339350 + ... + 3410401228.

It is an arithmetic number, because the mean of its divisors is an integer number (13967439152940).

Almost surely, 2^{211030303113031} is an apocalyptic number.

211030303113031 is a deficient number, since it is larger than the sum of its proper divisors (12448723334009).

211030303113031 is a wasteful number, since it uses less digits than its factorization.

211030303113031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90234.

The product of its (nonzero) digits is 486, while the sum is 22.

Adding to 211030303113031 its reverse (130311303030112), we get a palindrome (341341606143143).

The spelling of 211030303113031 in words is "two hundred eleven trillion, thirty billion, three hundred three million, one hundred thirteen thousand, thirty-one".