1202220120112 has 60 divisors (see below), whose sum is σ = 2561391716688. Its totient is φ = 546232086400.

The previous prime is 1202220120071. The next prime is 1202220120133. The reversal of 1202220120112 is 2110210222021.

It is a happy number.

It is a super-2 number, since 2×1202220120112² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4479213 + ... + 4740019.

Almost surely, 2^{1202220120112} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1202220120112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1280695858344).

1202220120112 is an abundant number, since it is smaller than the sum of its proper divisors (1359171596576).

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

1202220120112 is a wasteful number, since it uses less digits than its factorization.

1202220120112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 263218 (or 263201 counting only the distinct ones).

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

Adding to 1202220120112 its reverse (2110210222021), we get a palindrome (3312430342133).

The spelling of 1202220120112 in words is "one trillion, two hundred two billion, two hundred twenty million, one hundred twenty thousand, one hundred twelve".