1312202121002 has 8 divisors (see below), whose sum is σ = 1968993580512. Its totient is φ = 655870927500.

The previous prime is 1312202120959. The next prime is 1312202121007. The reversal of 1312202121002 is 2001212022131.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (1312202121007) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 115059374 + ... + 115070777.

It is an arithmetic number, because the mean of its divisors is an integer number (246124197564).

Almost surely, 2^{1312202121002} is an apocalyptic number.

1312202121002 is a deficient number, since it is larger than the sum of its proper divisors (656791459510).

1312202121002 is a wasteful number, since it uses less digits than its factorization.

1312202121002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 230133004.

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 1312202121002 its reverse (2001212022131), we get a palindrome (3313414143133).

The spelling of 1312202121002 in words is "one trillion, three hundred twelve billion, two hundred two million, one hundred twenty-one thousand, two".