2102222120122 has 8 divisors (see below), whose sum is σ = 3153488051700. Its totient is φ = 1051059436224.

The previous prime is 2102222120083. The next prime is 2102222120137. The reversal of 2102222120122 is 2210212222012.

It can be written as a sum of positive squares in 2 ways, for example, as 2093400965881 + 8821154241 = 1446859^2 + 93921^2 .

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

It is a self number, because there is not a number n which added to its sum of digits gives 2102222120122.

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, 25760997 + ... + 25842472.

Almost surely, 2^{2102222120122} is an apocalyptic number.

2102222120122 is a deficient number, since it is larger than the sum of its proper divisors (1051265931578).

2102222120122 is a wasteful number, since it uses less digits than its factorization.

2102222120122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51623840.

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 2102222120122 its reverse (2210212222012), we get a palindrome (4312434342134).

The spelling of 2102222120122 in words is "two trillion, one hundred two billion, two hundred twenty-two million, one hundred twenty thousand, one hundred twenty-two".