2002112101222 has 16 divisors (see below), whose sum is σ = 3106826811360. Its totient is φ = 966505411648.

The previous prime is 2002112101217. The next prime is 2002112101271. The reversal of 2002112101222 is 2221012112002.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 2002112101196 and 2002112101205.

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, 1287138 + ... + 2379274.

It is an arithmetic number, because the mean of its divisors is an integer number (194176675710).

Almost surely, 2^{2002112101222} is an apocalyptic number.

2002112101222 is a deficient number, since it is larger than the sum of its proper divisors (1104714710138).

2002112101222 is a wasteful number, since it uses less digits than its factorization.

2002112101222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1123775.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 2002112101222 its reverse (2221012112002), we get a palindrome (4223124213224).

The spelling of 2002112101222 in words is "two trillion, two billion, one hundred twelve million, one hundred one thousand, two hundred twenty-two".