1202022022312 has 8 divisors (see below), whose sum is σ = 2253791291850. Its totient is φ = 601011011152.

The previous prime is 1202022022309. The next prime is 1202022022319. The reversal of 1202022022312 is 2132202202021.

It can be written as a sum of positive squares in only one way, i.e., 1201904386596 + 117635716 = 1096314^2 + 10846^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a self number, because there is not a number n which added to its sum of digits gives 1202022022312.

It is not an unprimeable number, because it can be changed into a prime (1202022022319) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 75126376387 + ... + 75126376402.

Almost surely, 2^{1202022022312} is an apocalyptic number.

It is an amenable number.

1202022022312 is a deficient number, since it is larger than the sum of its proper divisors (1051769269538).

1202022022312 is a wasteful number, since it uses less digits than its factorization.

1202022022312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 150252752795 (or 150252752791 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 19.

Adding to 1202022022312 its reverse (2132202202021), we get a palindrome (3334224224333).

The spelling of 1202022022312 in words is "one trillion, two hundred two billion, twenty-two million, twenty-two thousand, three hundred twelve".