1202120020012 has 6 divisors (see below), whose sum is σ = 2103710035028. Its totient is φ = 601060010004.

The previous prime is 1202120019959. The next prime is 1202120020043. The reversal of 1202120020012 is 2100200212021.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1202120019974 and 1202120020001.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 150265002498 + ... + 150265002505.

Almost surely, 2^{1202120020012} is an apocalyptic number.

It is an amenable number.

1202120020012 is a deficient number, since it is larger than the sum of its proper divisors (901590015016).

1202120020012 is a wasteful number, since it uses less digits than its factorization.

1202120020012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 300530005007 (or 300530005005 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 1202120020012 its reverse (2100200212021), we get a palindrome (3302320232033).

The spelling of 1202120020012 in words is "one trillion, two hundred two billion, one hundred twenty million, twenty thousand, twelve".