2101202202001 has 16 divisors (see below), whose sum is σ = 2527818024960. Its totient is φ = 1706201597520.

The previous prime is 2101202201951. The next prime is 2101202202019. The reversal of 2101202202001 is 1002022021012.

It is a happy number.

It is not a de Polignac number, because 2101202202001 - 2⁹ = 2101202201489 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2101202202031) 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, 6936216 + ... + 7232806.

It is an arithmetic number, because the mean of its divisors is an integer number (157988626560).

Almost surely, 2^{2101202202001} is an apocalyptic number.

It is an amenable number.

2101202202001 is a deficient number, since it is larger than the sum of its proper divisors (426615822959).

2101202202001 is a wasteful number, since it uses less digits than its factorization.

2101202202001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 349884.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 2101202202001 its reverse (1002022021012), we get a palindrome (3103224223013).

The spelling of 2101202202001 in words is "two trillion, one hundred one billion, two hundred two million, two hundred two thousand, one".