101220002100201 has 32 divisors (see below), whose sum is σ = 141476388917248. Its totient is φ = 64290548646720.

The previous prime is 101220002100199. The next prime is 101220002100223. The reversal of 101220002100201 is 102001200022101.

It is not a de Polignac number, because 101220002100201 - 2¹ = 101220002100199 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (101220002100241) 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, 5751510 + ... + 15346656.

It is an arithmetic number, because the mean of its divisors is an integer number (4421137153664).

Almost surely, 2^{101220002100201} is an apocalyptic number.

It is an amenable number.

101220002100201 is a deficient number, since it is larger than the sum of its proper divisors (40256386817047).

101220002100201 is a wasteful number, since it uses less digits than its factorization.

101220002100201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9596941.

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

Adding to 101220002100201 its reverse (102001200022101), we get a palindrome (203221202122302).

The spelling of 101220002100201 in words is "one hundred one trillion, two hundred twenty billion, two million, one hundred thousand, two hundred one".