1001001202201 has 32 divisors (see below), whose sum is σ = 1344099068928. Its totient is φ = 719948658240.

The previous prime is 1001001202141. The next prime is 1001001202283. The reversal of 1001001202201 is 1022021001001.

It is not a de Polignac number, because 1001001202201 - 2³⁹ = 451245388313 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1001001202291) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 18514530 + ... + 18568516.

It is an arithmetic number, because the mean of its divisors is an integer number (42003095904).

Almost surely, 2^{1001001202201} is an apocalyptic number.

1001001202201 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1001001202201 is a deficient number, since it is larger than the sum of its proper divisors (343097866727).

1001001202201 is a wasteful number, since it uses less digits than its factorization.

1001001202201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72541.

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 1001001202201 its reverse (1022021001001), we get a palindrome (2023022203202).

The spelling of 1001001202201 in words is "one trillion, one billion, one million, two hundred two thousand, two hundred one".