102201201222222 has 32 divisors (see below), whose sum is σ = 208908701263872. Its totient is φ = 33317109712224.

The previous prime is 102201201222209. The next prime is 102201201222271. The reversal of 102201201222222 is 222222102102201.

102201201222222 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×102201201222222² (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, 136180273 + ... + 136928700.

It is an arithmetic number, because the mean of its divisors is an integer number (6528396914496).

Almost surely, 2^{102201201222222} is an apocalyptic number.

102201201222222 is an abundant number, since it is smaller than the sum of its proper divisors (106707500041650).

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

102201201222222 is a wasteful number, since it uses less digits than its factorization.

102201201222222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 273110352.

The product of its (nonzero) digits is 512, while the sum is 21.

Adding to 102201201222222 its reverse (222222102102201), we get a palindrome (324423303324423).

The spelling of 102201201222222 in words is "one hundred two trillion, two hundred one billion, two hundred one million, two hundred twenty-two thousand, two hundred twenty-two".