1321101002202 has 16 divisors (see below), whose sum is σ = 2681637856032. Its totient is φ = 433794358800.

The previous prime is 1321101002147. The next prime is 1321101002227. The reversal of 1321101002202 is 2022001011231.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1643160049 + ... + 1643160852.

It is an arithmetic number, because the mean of its divisors is an integer number (167602366002).

Almost surely, 2^{1321101002202} is an apocalyptic number.

1321101002202 is an abundant number, since it is smaller than the sum of its proper divisors (1360536853830).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1321101002202 is a wasteful number, since it uses less digits than its factorization.

1321101002202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3286320973.

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 1321101002202 its reverse (2022001011231), we get a palindrome (3343102013433).

The spelling of 1321101002202 in words is "one trillion, three hundred twenty-one billion, one hundred one million, two thousand, two hundred two".