211201303113123 has 16 divisors (see below), whose sum is σ = 281654403728256. Its totient is φ = 140774537536640.

The previous prime is 211201303113107. The next prime is 211201303113149. The reversal of 211201303113123 is 321311303102112.

It is a cyclic number.

It is not a de Polignac number, because 211201303113123 - 2⁴ = 211201303113107 is a prime.

It is a super-2 number, since 2×211201303113123² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 211201303113093 and 211201303113102.

It is not an unprimeable number, because it can be changed into a prime (211201303113223) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 468843211 + ... + 469293467.

It is an arithmetic number, because the mean of its divisors is an integer number (17603400233016).

Almost surely, 2^{211201303113123} is an apocalyptic number.

211201303113123 is a deficient number, since it is larger than the sum of its proper divisors (70453100615133).

211201303113123 is a wasteful number, since it uses less digits than its factorization.

211201303113123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 479154.

The product of its (nonzero) digits is 648, while the sum is 24.

Adding to 211201303113123 its reverse (321311303102112), we get a palindrome (532512606215235).

The spelling of 211201303113123 in words is "two hundred eleven trillion, two hundred one billion, three hundred three million, one hundred thirteen thousand, one hundred twenty-three".