10212021111104 has 14 divisors (see below), whose sum is σ = 20264479392474. Its totient is φ = 5106010555520.

The previous prime is 10212021111091. The next prime is 10212021111109. The reversal of 10212021111104 is 40111112021201.

It can be written as a sum of positive squares in only one way, i.e., 10040989237504 + 171031873600 = 3168752^2 + 413560^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10212021111109) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 79781414867 + ... + 79781414994.

Almost surely, 2^{10212021111104} is an apocalyptic number.

It is an amenable number.

10212021111104 is a deficient number, since it is larger than the sum of its proper divisors (10052458281370).

10212021111104 is an equidigital number, since it uses as much as digits as its factorization.

10212021111104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 159562829873 (or 159562829863 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 10212021111104 its reverse (40111112021201), we get a palindrome (50323133132305).

The spelling of 10212021111104 in words is "ten trillion, two hundred twelve billion, twenty-one million, one hundred eleven thousand, one hundred four".