211030131123201 has 12 divisors (see below), whose sum is σ = 304682556178608. Its totient is φ = 129864696075504.

The previous prime is 211030131123173. The next prime is 211030131123221. The reversal of 211030131123201 is 102321131030112.

It is not a de Polignac number, because 211030131123201 - 2⁵ = 211030131123169 is a prime.

It is not an unprimeable number, because it can be changed into a prime (211030131123221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 208116499615 + ... + 208116500628.

It is an arithmetic number, because the mean of its divisors is an integer number (25390213014884).

Almost surely, 2^{211030131123201} is an apocalyptic number.

It is an amenable number.

211030131123201 is a deficient number, since it is larger than the sum of its proper divisors (93652425055407).

211030131123201 is a wasteful number, since it uses less digits than its factorization.

211030131123201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 416233000272 (or 416233000259 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 21.

Adding to 211030131123201 its reverse (102321131030112), we get a palindrome (313351262153313).

The spelling of 211030131123201 in words is "two hundred eleven trillion, thirty billion, one hundred thirty-one million, one hundred twenty-three thousand, two hundred one".