1202111222118 has 16 divisors (see below), whose sum is σ = 2405780610816. Its totient is φ = 400444046280.

The previous prime is 1202111222077. The next prime is 1202111222149. The reversal of 1202111222118 is 8112221112021.

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, 64913578 + ... + 64932093.

It is an arithmetic number, because the mean of its divisors is an integer number (150361288176).

Almost surely, 2^{1202111222118} is an apocalyptic number.

1202111222118 is an abundant number, since it is smaller than the sum of its proper divisors (1203669388698).

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

1202111222118 is a wasteful number, since it uses less digits than its factorization.

1202111222118 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 129847219.

The product of its (nonzero) digits is 256, while the sum is 24.

Adding to 1202111222118 its reverse (8112221112021), we get a palindrome (9314332334139).

The spelling of 1202111222118 in words is "one trillion, two hundred two billion, one hundred eleven million, two hundred twenty-two thousand, one hundred eighteen".