211210020210222 has 48 divisors (see below), whose sum is σ = 499231183127040. Its totient is φ = 64002075018000.

The previous prime is 211210020210221. The next prime is 211210020210223. The reversal of 211210020210222 is 222012020012112.

It is a happy number.

211210020210222 is a `hidden beast` number, since 2 + 1 + 1 + 210 + 0 + 20 + 210 + 222 = 666.

It is an interprime number because it is at equal distance from previous prime (211210020210221) and next prime (211210020210223).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 211210020210195 and 211210020210204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (211210020210221) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5258179 + ... + 21214817.

It is an arithmetic number, because the mean of its divisors is an integer number (10400649648480).

Almost surely, 2^{211210020210222} is an apocalyptic number.

211210020210222 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

211210020210222 is an abundant number, since it is smaller than the sum of its proper divisors (288021162916818).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

211210020210222 is a wasteful number, since it uses less digits than its factorization.

211210020210222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16023509 (or 16023506 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 211210020210222 its reverse (222012020012112), we get a palindrome (433222040222334).

It can be divided in two parts, 2112100 and 20210222, that added together give a palindrome (22322322).

The spelling of 211210020210222 in words is "two hundred eleven trillion, two hundred ten billion, twenty million, two hundred ten thousand, two hundred twenty-two".