1001102021202 has 16 divisors (see below), whose sum is σ = 2002213967040. Its totient is φ = 333699019632.

The previous prime is 1001102021201. The next prime is 1001102021219. The reversal of 1001102021202 is 2021202011001.

It is not an unprimeable number, because it can be changed into a prime (1001102021201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1855488 + ... + 2333460.

It is an arithmetic number, because the mean of its divisors is an integer number (125138372940).

Almost surely, 2^{1001102021202} is an apocalyptic number.

1001102021202 is an abundant number, since it is smaller than the sum of its proper divisors (1001111945838).

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

1001102021202 is a wasteful number, since it uses less digits than its factorization.

1001102021202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 827057.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 1001102021202 its reverse (2021202011001), we get a palindrome (3022304032203).

The spelling of 1001102021202 in words is "one trillion, one billion, one hundred two million, twenty-one thousand, two hundred two".