210211021020222 has 24 divisors (see below), whose sum is σ = 456769769031576. Its totient is φ = 69868408521456.

The previous prime is 210211021020211. The next prime is 210211021020229. The reversal of 210211021020222 is 222020120112012.

It is a happy number.

210211021020222 is a `hidden beast` number, since 2 + 1 + 0 + 211 + 0 + 210 + 20 + 222 = 666.

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 = 210211021020195 and 210211021020204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (210211021020229) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 16827645133 + ... + 16827657624.

It is an arithmetic number, because the mean of its divisors is an integer number (19032073709649).

Almost surely, 2^{210211021020222} is an apocalyptic number.

210211021020222 is an abundant number, since it is smaller than the sum of its proper divisors (246558748011354).

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

210211021020222 is a wasteful number, since it uses less digits than its factorization.

210211021020222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33655303112 (or 33655303109 counting only the distinct ones).

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

Adding to 210211021020222 its reverse (222020120112012), we get a palindrome (432231141132234).

The spelling of 210211021020222 in words is "two hundred ten trillion, two hundred eleven billion, twenty-one million, twenty thousand, two hundred twenty-two".