101211212200203 has 192 divisors, whose sum is σ = 185066415256320. Its totient is φ = 51965964288000.

The previous prime is 101211212200181. The next prime is 101211212200213. The reversal of 101211212200203 is 302002212112101.

101211212200203 is a `hidden beast` number, since 1 + 0 + 121 + 121 + 220 + 0 + 203 = 666.

It is not a de Polignac number, because 101211212200203 - 2¹⁰ = 101211212199179 is a prime.

It is not an unprimeable number, because it can be changed into a prime (101211212200213) by changing a digit.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 2387204601 + ... + 2387246997.

It is an arithmetic number, because the mean of its divisors is an integer number (963887579460).

Almost surely, 2^{101211212200203} is an apocalyptic number.

101211212200203 is a deficient number, since it is larger than the sum of its proper divisors (83855203056117).

101211212200203 is a wasteful number, since it uses less digits than its factorization.

101211212200203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43318 (or 43315 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 18.

Adding to 101211212200203 its reverse (302002212112101), we get a palindrome (403213424312304).

The spelling of 101211212200203 in words is "one hundred one trillion, two hundred eleven billion, two hundred twelve million, two hundred thousand, two hundred three".