1202122120012 has 12 divisors (see below), whose sum is σ = 2294960411016. Its totient is φ = 546419145440.

The previous prime is 1202122120007. The next prime is 1202122120081. The reversal of 1202122120012 is 2100212212021.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13660478593 + ... + 13660478680.

It is an arithmetic number, because the mean of its divisors is an integer number (191246700918).

Almost surely, 2^{1202122120012} is an apocalyptic number.

It is an amenable number.

1202122120012 is a deficient number, since it is larger than the sum of its proper divisors (1092838291004).

1202122120012 is a wasteful number, since it uses less digits than its factorization.

1202122120012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27320957288 (or 27320957286 counting only the distinct ones).

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

Adding to 1202122120012 its reverse (2100212212021), we get a palindrome (3302334332033).

The spelling of 1202122120012 in words is "one trillion, two hundred two billion, one hundred twenty-two million, one hundred twenty thousand, twelve".