102222100000222 has 4 divisors (see below), whose sum is σ = 153333150000336. Its totient is φ = 51111050000110.

The previous prime is 102222100000199. The next prime is 102222100000247. The reversal of 102222100000222 is 222000001222201.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×102222100000222² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 102222100000196 and 102222100000205.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25555525000054 + ... + 25555525000057.

It is an arithmetic number, because the mean of its divisors is an integer number (38333287500084).

Almost surely, 2^{102222100000222} is an apocalyptic number.

102222100000222 is a deficient number, since it is larger than the sum of its proper divisors (51111050000114).

102222100000222 is an equidigital number, since it uses as much as digits as its factorization.

102222100000222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51111050000113.

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 102222100000222 its reverse (222000001222201), we get a palindrome (324222101222423).

The spelling of 102222100000222 in words is "one hundred two trillion, two hundred twenty-two billion, one hundred million, two hundred twenty-two", and thus it is an aban number.