2222222122002 has 16 divisors (see below), whose sum is σ = 4444661514240. Its totient is φ = 740704495632.

The previous prime is 2222222121991. The next prime is 2222222122009. The reversal of 2222222122002 is 2002212222222.

It is a self number, because there is not a number n which added to its sum of digits gives 2222222122002.

It is not an unprimeable number, because it can be changed into a prime (2222222122009) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8919813 + ... + 9165560.

It is an arithmetic number, because the mean of its divisors is an integer number (277791344640).

Almost surely, 2^{2222222122002} is an apocalyptic number.

2222222122002 is an abundant number, since it is smaller than the sum of its proper divisors (2222439392238).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2222222122002 is a wasteful number, since it uses less digits than its factorization.

2222222122002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18105857.

The product of its (nonzero) digits is 1024, while the sum is 21.

Adding to 2222222122002 its reverse (2002212222222), we get a palindrome (4224434344224).

The spelling of 2222222122002 in words is "two trillion, two hundred twenty-two billion, two hundred twenty-two million, one hundred twenty-two thousand, two".