2231010102221 has 8 divisors (see below), whose sum is σ = 2349767651904. Its totient is φ = 2114065645120.

The previous prime is 2231010102199. The next prime is 2231010102253. The reversal of 2231010102221 is 1222010101322.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2231010102221 is a prime.

It is a super-3 number, since 3×2231010102221³ (a number of 38 digits) contains 333 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2231010102221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2231010192221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 453270620 + ... + 453275541.

It is an arithmetic number, because the mean of its divisors is an integer number (293720956488).

Almost surely, 2^{2231010102221} is an apocalyptic number.

It is an amenable number.

2231010102221 is a deficient number, since it is larger than the sum of its proper divisors (118757549683).

2231010102221 is a wasteful number, since it uses less digits than its factorization.

2231010102221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 906546291.

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 2231010102221 its reverse (1222010101322), we get a palindrome (3453020203543).

The spelling of 2231010102221 in words is "two trillion, two hundred thirty-one billion, ten million, one hundred two thousand, two hundred twenty-one".