203132114432221 has 16 divisors (see below), whose sum is σ = 218859596923968. Its totient is φ = 187419206822400.

The previous prime is 203132114432173. The next prime is 203132114432231. The reversal of 203132114432221 is 122234411231302.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-203132114432221 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (203132114432231) 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, 393889666 + ... + 394405036.

It is an arithmetic number, because the mean of its divisors is an integer number (13678724807748).

Almost surely, 2^{203132114432221} is an apocalyptic number.

It is an amenable number.

203132114432221 is a deficient number, since it is larger than the sum of its proper divisors (15727482491747).

203132114432221 is a wasteful number, since it uses less digits than its factorization.

203132114432221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 529452.

The product of its (nonzero) digits is 13824, while the sum is 31.

Adding to 203132114432221 its reverse (122234411231302), we get a palindrome (325366525663523).

The spelling of 203132114432221 in words is "two hundred three trillion, one hundred thirty-two billion, one hundred fourteen million, four hundred thirty-two thousand, two hundred twenty-one".