1002201202101 has 16 divisors (see below), whose sum is σ = 1466476236288. Its totient is φ = 603757570800.

The previous prime is 1002201202097. The next prime is 1002201202103. The reversal of 1002201202101 is 1012021022001.

It is not a de Polignac number, because 1002201202101 - 2² = 1002201202097 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1002201202103) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 90921835 + ... + 90932856.

It is an arithmetic number, because the mean of its divisors is an integer number (91654764768).

Almost surely, 2^{1002201202101} is an apocalyptic number.

1002201202101 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1002201202101 is a deficient number, since it is larger than the sum of its proper divisors (464275034187).

1002201202101 is a wasteful number, since it uses less digits than its factorization.

1002201202101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 181854872.

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

Adding to 1002201202101 its reverse (1012021022001), we get a palindrome (2014222224102).

The spelling of 1002201202101 in words is "one trillion, two billion, two hundred one million, two hundred two thousand, one hundred one".