2102120020222 has 8 divisors (see below), whose sum is σ = 3153188050272. Its totient is φ = 1051057336800.

The previous prime is 2102120020199. The next prime is 2102120020243. The reversal of 2102120020222 is 2220200212012.

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 = 2102120020196 and 2102120020205.

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, 139179 + ... + 2055142.

It is an arithmetic number, because the mean of its divisors is an integer number (394148506284).

Almost surely, 2^{2102120020222} is an apocalyptic number.

2102120020222 is a deficient number, since it is larger than the sum of its proper divisors (1051068030050).

2102120020222 is a wasteful number, since it uses less digits than its factorization.

2102120020222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2673314.

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 2102120020222 its reverse (2220200212012), we get a palindrome (4322320232234).

The spelling of 2102120020222 in words is "two trillion, one hundred two billion, one hundred twenty million, twenty thousand, two hundred twenty-two".