210202002122222 has 64 divisors (see below), whose sum is σ = 354377336947200. Its totient is φ = 92681467200000.

The previous prime is 210202002122213. The next prime is 210202002122251. The reversal of 210202002122222 is 222221200202012.

It is a junction number, because it is equal to n+sod(n) for n = 210202002122194 and 210202002122203.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1130274479 + ... + 1130460437.

It is an arithmetic number, because the mean of its divisors is an integer number (5537145889800).

Almost surely, 2^{210202002122222} is an apocalyptic number.

210202002122222 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

210202002122222 is a deficient number, since it is larger than the sum of its proper divisors (144175334824978).

210202002122222 is a wasteful number, since it uses less digits than its factorization.

210202002122222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 193193.

The product of its (nonzero) digits is 512, while the sum is 20.

Adding to 210202002122222 its reverse (222221200202012), we get a palindrome (432423202324234).

The spelling of 210202002122222 in words is "two hundred ten trillion, two hundred two billion, two million, one hundred twenty-two thousand, two hundred twenty-two".