1201122002012 has 12 divisors (see below), whose sum is σ = 2103869189856. Its totient is φ = 600016519200.

The previous prime is 1201122001967. The next prime is 1201122002027. The reversal of 1201122002012 is 2102002211021.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 136115489 + ... + 136124312.

It is an arithmetic number, because the mean of its divisors is an integer number (175322432488).

Almost surely, 2^{1201122002012} is an apocalyptic number.

It is an amenable number.

1201122002012 is a deficient number, since it is larger than the sum of its proper divisors (902747187844).

1201122002012 is a wasteful number, since it uses less digits than its factorization.

1201122002012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 272240908 (or 272240906 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 1201122002012 its reverse (2102002211021), we get a palindrome (3303124213033).

The spelling of 1201122002012 in words is "one trillion, two hundred one billion, one hundred twenty-two million, two thousand, twelve".