1202110121002 has 32 divisors (see below), whose sum is σ = 2132201692800. Its totient is φ = 497336027328.

The previous prime is 1202110120979. The next prime is 1202110121011. The reversal of 1202110121002 is 2001210112021.

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 15 ways as a sum of consecutive naturals, for example, 2035948 + ... + 2559160.

It is an arithmetic number, because the mean of its divisors is an integer number (66631302900).

Almost surely, 2^{1202110121002} is an apocalyptic number.

1202110121002 is a deficient number, since it is larger than the sum of its proper divisors (930091571798).

1202110121002 is a wasteful number, since it uses less digits than its factorization.

1202110121002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 528910.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 1202110121002 its reverse (2001210112021), we get a palindrome (3203320233023).

The spelling of 1202110121002 in words is "one trillion, two hundred two billion, one hundred ten million, one hundred twenty-one thousand, two".