211022031123013 has 8 divisors (see below), whose sum is σ = 230205958740000. Its totient is φ = 191838121273680.

The previous prime is 211022031122941. The next prime is 211022031123073. The reversal of 211022031123013 is 310321130220112.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-211022031123013 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (211022031123073) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 38136831 + ... + 43318147.

It is an arithmetic number, because the mean of its divisors is an integer number (28775744842500).

Almost surely, 2^{211022031123013} is an apocalyptic number.

It is an amenable number.

211022031123013 is a deficient number, since it is larger than the sum of its proper divisors (19183927616987).

211022031123013 is a wasteful number, since it uses less digits than its factorization.

211022031123013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8883827.

The product of its (nonzero) digits is 432, while the sum is 22.

Adding to 211022031123013 its reverse (310321130220112), we get a palindrome (521343161343125).

It can be divided in two parts, 2110220 and 31123013, that added together give a palindrome (33233233).

The spelling of 211022031123013 in words is "two hundred eleven trillion, twenty-two billion, thirty-one million, one hundred twenty-three thousand, thirteen".