221200212131203 has 16 divisors (see below), whose sum is σ = 226729719889920. Its totient is φ = 215730186840000.

The previous prime is 221200212131153. The next prime is 221200212131231. The reversal of 221200212131203 is 302131212002122.

It is a cyclic number.

It is not a de Polignac number, because 221200212131203 - 2⁹ = 221200212130691 is a prime.

It is a super-3 number, since 3×221200212131203³ (a number of 44 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (221200212131803) 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, 190274703 + ... + 191433703.

It is an arithmetic number, because the mean of its divisors is an integer number (14170607493120).

Almost surely, 2^{221200212131203} is an apocalyptic number.

221200212131203 is a deficient number, since it is larger than the sum of its proper divisors (5529507758717).

221200212131203 is a wasteful number, since it uses less digits than its factorization.

221200212131203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1184658.

The product of its (nonzero) digits is 576, while the sum is 22.

Adding to 221200212131203 its reverse (302131212002122), we get a palindrome (523331424133325).

The spelling of 221200212131203 in words is "two hundred twenty-one trillion, two hundred billion, two hundred twelve million, one hundred thirty-one thousand, two hundred three".