131022213220203 has 8 divisors (see below), whose sum is σ = 174801333178368. Its totient is φ = 87295617704424.

The previous prime is 131022213220187. The next prime is 131022213220207. The reversal of 131022213220203 is 302022312220131.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 131022213220203 - 2⁴ = 131022213220187 is a prime.

It is a super-2 number, since 2×131022213220203² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (131022213220207) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13131104775 + ... + 13131114752.

It is an arithmetic number, because the mean of its divisors is an integer number (21850166647296).

Almost surely, 2^{131022213220203} is an apocalyptic number.

131022213220203 is a deficient number, since it is larger than the sum of its proper divisors (43779119958165).

131022213220203 is a wasteful number, since it uses less digits than its factorization.

131022213220203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26262221193.

The product of its (nonzero) digits is 1728, while the sum is 24.

Adding to 131022213220203 its reverse (302022312220131), we get a palindrome (433044525440334).

The spelling of 131022213220203 in words is "one hundred thirty-one trillion, twenty-two billion, two hundred thirteen million, two hundred twenty thousand, two hundred three".