211213122030310 has 16 divisors (see below), whose sum is σ = 380271482829216. Its totient is φ = 84465723662208.

The previous prime is 211213122030259. The next prime is 211213122030319. The reversal of 211213122030310 is 13030221312112.

It is a super-2 number, since 2×211213122030310² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (211213122030319) 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, 2440598307 + ... + 2440684846.

It is an arithmetic number, because the mean of its divisors is an integer number (23766967676826).

Almost surely, 2^{211213122030310} is an apocalyptic number.

211213122030310 is a deficient number, since it is larger than the sum of its proper divisors (169058360798906).

211213122030310 is a wasteful number, since it uses less digits than its factorization.

211213122030310 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4881287487.

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

Adding to 211213122030310 its reverse (13030221312112), we get a palindrome (224243343342422).

The spelling of 211213122030310 in words is "two hundred eleven trillion, two hundred thirteen billion, one hundred twenty-two million, thirty thousand, three hundred ten".