102120212012222 has 8 divisors (see below), whose sum is σ = 153270796651896. Its totient is φ = 51029946461592.

The previous prime is 102120212012207. The next prime is 102120212012239. The reversal of 102120212012222 is 222210212021201.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 102120212012194 and 102120212012203.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15079768028 + ... + 15079774799.

It is an arithmetic number, because the mean of its divisors is an integer number (19158849581487).

Almost surely, 2^{102120212012222} is an apocalyptic number.

102120212012222 is a deficient number, since it is larger than the sum of its proper divisors (51150584639674).

102120212012222 is a wasteful number, since it uses less digits than its factorization.

102120212012222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30159544522.

The product of its (nonzero) digits is 256, while the sum is 20.

Adding to 102120212012222 its reverse (222210212021201), we get a palindrome (324330424033423).

The spelling of 102120212012222 in words is "one hundred two trillion, one hundred twenty billion, two hundred twelve million, twelve thousand, two hundred twenty-two".