102110221322 has 4 divisors (see below), whose sum is σ = 153165331986. Its totient is φ = 51055110660.

The previous prime is 102110221321. The next prime is 102110221331. The reversal of 102110221322 is 223122011201.

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

It can be written as a sum of positive squares in only one way, i.e., 94205411041 + 7904810281 = 306929^2 + 88909^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 102110221322.

It is not an unprimeable number, because it can be changed into a prime (102110221321) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25527555329 + ... + 25527555332.

Almost surely, 2^102110221322 is an apocalyptic number.

102110221322 is a deficient number, since it is larger than the sum of its proper divisors (51055110664).

102110221322 is an equidigital number, since it uses as much as digits as its factorization.

102110221322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51055110663.

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 102110221322 its reverse (223122011201), we get a palindrome (325232232523).

The spelling of 102110221322 in words is "one hundred two billion, one hundred ten million, two hundred twenty-one thousand, three hundred twenty-two".