1202222312222 has 16 divisors (see below), whose sum is σ = 1980778181760. Its totient is φ = 544713999192.

The previous prime is 1202222312219. The next prime is 1202222312227. The reversal of 1202222312222 is 2222132222021.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1202222312227) 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, 687769328 + ... + 687771075.

It is an arithmetic number, because the mean of its divisors is an integer number (123798636360).

Almost surely, 2^{1202222312222} is an apocalyptic number.

1202222312222 is a deficient number, since it is larger than the sum of its proper divisors (778555869538).

1202222312222 is a wasteful number, since it uses less digits than its factorization.

1202222312222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1375540447.

The product of its (nonzero) digits is 1536, while the sum is 23.

Adding to 1202222312222 its reverse (2222132222021), we get a palindrome (3424354534243).

The spelling of 1202222312222 in words is "one trillion, two hundred two billion, two hundred twenty-two million, three hundred twelve thousand, two hundred twenty-two".