2221131010203 has 32 divisors (see below), whose sum is σ = 3760730124800. Its totient is φ = 1269189023328.

The previous prime is 2221131010199. The next prime is 2221131010211. The reversal of 2221131010203 is 3020101311222.

It is not a de Polignac number, because 2221131010203 - 2² = 2221131010199 is a prime.

It is a super-3 number, since 3×2221131010203³ (a number of 38 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2221131010243) 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, 10489188 + ... + 10698846.

It is an arithmetic number, because the mean of its divisors is an integer number (117522816400).

Almost surely, 2^{2221131010203} is an apocalyptic number.

2221131010203 is a deficient number, since it is larger than the sum of its proper divisors (1539599114597).

2221131010203 is a wasteful number, since it uses less digits than its factorization.

2221131010203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 265728 (or 265722 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 2221131010203 its reverse (3020101311222), we get a palindrome (5241232321425).

The spelling of 2221131010203 in words is "two trillion, two hundred twenty-one billion, one hundred thirty-one million, ten thousand, two hundred three".