220101210210222 has 96 divisors (see below), whose sum is σ = 550859416623360. Its totient is φ = 62771925500160.

The previous prime is 220101210210181. The next prime is 220101210210223. The reversal of 220101210210222 is 222012012101022.

It is a happy number.

220101210210222 is a `hidden beast` number, since 2 + 20 + 1 + 0 + 1 + 210 + 210 + 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 = 220101210210195 and 220101210210204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220101210210223) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 104171863 + ... + 106263725.

It is an arithmetic number, because the mean of its divisors is an integer number (5738118923160).

Almost surely, 2^{220101210210222} is an apocalyptic number.

220101210210222 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

220101210210222 is an abundant number, since it is smaller than the sum of its proper divisors (330758206413138).

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

220101210210222 is a wasteful number, since it uses less digits than its factorization.

220101210210222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2123158 (or 2123155 counting only the distinct ones).

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

Adding to 220101210210222 its reverse (222012012101022), we get a palindrome (442113222311244).

The spelling of 220101210210222 in words is "two hundred twenty trillion, one hundred one billion, two hundred ten million, two hundred ten thousand, two hundred twenty-two".