102211112220222 has 32 divisors (see below), whose sum is σ = 204890201936640. Its totient is φ = 33992376252480.

The previous prime is 102211112220193. The next prime is 102211112220253. The reversal of 102211112220222 is 222022211112201.

It is a super-2 number, since 2×102211112220222² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 321297013 + ... + 321614975.

It is an arithmetic number, because the mean of its divisors is an integer number (6402818810520).

Almost surely, 2^{102211112220222} is an apocalyptic number.

102211112220222 is an abundant number, since it is smaller than the sum of its proper divisors (102679089716418).

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

102211112220222 is a wasteful number, since it uses less digits than its factorization.

102211112220222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 440448.

The product of its (nonzero) digits is 256, while the sum is 21.

Adding to 102211112220222 its reverse (222022211112201), we get a palindrome (324233323332423).

The spelling of 102211112220222 in words is "one hundred two trillion, two hundred eleven billion, one hundred twelve million, two hundred twenty thousand, two hundred twenty-two".