1211231132002 has 16 divisors (see below), whose sum is σ = 1818831268800. Its totient is φ = 604954258128.

The previous prime is 1211231131991. The next prime is 1211231132029. The reversal of 1211231132002 is 2002311321121.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11894499 + ... + 11995897.

It is an arithmetic number, because the mean of its divisors is an integer number (113676954300).

Almost surely, 2^{1211231132002} is an apocalyptic number.

1211231132002 is a deficient number, since it is larger than the sum of its proper divisors (607600136798).

1211231132002 is a wasteful number, since it uses less digits than its factorization.

1211231132002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 107865.

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 1211231132002 its reverse (2002311321121), we get a palindrome (3213542453123).

The spelling of 1211231132002 in words is "one trillion, two hundred eleven billion, two hundred thirty-one million, one hundred thirty-two thousand, two".