102110220002222 has 4 divisors (see below), whose sum is σ = 153165330003336. Its totient is φ = 51055110001110.

The previous prime is 102110220002221. The next prime is 102110220002249. The reversal of 102110220002222 is 222200022011201.

It is a happy number.

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

It is a self number, because there is not a number n which added to its sum of digits gives 102110220002222.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102110220002221) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25527555000554 + ... + 25527555000557.

It is an arithmetic number, because the mean of its divisors is an integer number (38291332500834).

Almost surely, 2^{102110220002222} is an apocalyptic number.

102110220002222 is a deficient number, since it is larger than the sum of its proper divisors (51055110001114).

102110220002222 is an equidigital number, since it uses as much as digits as its factorization.

102110220002222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51055110001113.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 102110220002222 its reverse (222200022011201), we get a palindrome (324310242013423).

The spelling of 102110220002222 in words is "one hundred two trillion, one hundred ten billion, two hundred twenty million, two thousand, two hundred twenty-two".