102121122110222 has 64 divisors (see below), whose sum is σ = 162592211443200. Its totient is φ = 47969832960000.

The previous prime is 102121122110209. The next prime is 102121122110257. The reversal of 102121122110222 is 222011221121201.

It is a junction number, because it is equal to n+sod(n) for n = 102121122110194 and 102121122110203.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 12513305822 + ... + 12513313982.

It is an arithmetic number, because the mean of its divisors is an integer number (2540503303800).

Almost surely, 2^{102121122110222} is an apocalyptic number.

102121122110222 is a deficient number, since it is larger than the sum of its proper divisors (60471089332978).

102121122110222 is a wasteful number, since it uses less digits than its factorization.

102121122110222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11833.

The product of its (nonzero) digits is 128, while the sum is 20.

Adding to 102121122110222 its reverse (222011221121201), we get a palindrome (324132343231423).

The spelling of 102121122110222 in words is "one hundred two trillion, one hundred twenty-one billion, one hundred twenty-two million, one hundred ten thousand, two hundred twenty-two".