2222121120002 has 64 divisors (see below), whose sum is σ = 4162293596160. Its totient is φ = 868542523200.

The previous prime is 2222121120001. The next prime is 2222121120013. The reversal of 2222121120002 is 2000211212222.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (2222121120001) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 694274 + ... + 2219517.

It is an arithmetic number, because the mean of its divisors is an integer number (65035837440).

Almost surely, 2^{2222121120002} is an apocalyptic number.

2222121120002 is a deficient number, since it is larger than the sum of its proper divisors (1940172476158).

2222121120002 is a wasteful number, since it uses less digits than its factorization.

2222121120002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2913927.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 2222121120002 its reverse (2000211212222), we get a palindrome (4222332332224).

The spelling of 2222121120002 in words is "two trillion, two hundred twenty-two billion, one hundred twenty-one million, one hundred twenty thousand, two".