102121120120222 has 16 divisors (see below), whose sum is σ = 178367886356832. Its totient is φ = 42940417085280.

The previous prime is 102121120120213. The next prime is 102121120120267. The reversal of 102121120120222 is 222021021121201.

It is a self number, because there is not a number n which added to its sum of digits gives 102121120120222.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 68814770229 + ... + 68814771712.

It is an arithmetic number, because the mean of its divisors is an integer number (11147992897302).

Almost surely, 2^{102121120120222} is an apocalyptic number.

102121120120222 is a deficient number, since it is larger than the sum of its proper divisors (76246766236610).

102121120120222 is a wasteful number, since it uses less digits than its factorization.

102121120120222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 137629542003.

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 102121120120222 its reverse (222021021121201), we get a palindrome (324142141241423).

The spelling of 102121120120222 in words is "one hundred two trillion, one hundred twenty-one billion, one hundred twenty million, one hundred twenty thousand, two hundred twenty-two".