10022121110221 has 16 divisors (see below), whose sum is σ = 11084594741568. Its totient is φ = 8984912169600.

The previous prime is 10022121110149. The next prime is 10022121110257. The reversal of 10022121110221 is 12201112122001.

It is a cyclic number.

It is not a de Polignac number, because 10022121110221 - 2¹⁷ = 10022120979149 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10022121110195 and 10022121110204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10022121110321) 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, 4680151 + ... + 6476731.

It is an arithmetic number, because the mean of its divisors is an integer number (692787171348).

Almost surely, 2^{10022121110221} is an apocalyptic number.

10022121110221 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

10022121110221 is a deficient number, since it is larger than the sum of its proper divisors (1062473631347).

10022121110221 is a wasteful number, since it uses less digits than its factorization.

10022121110221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1803612.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 10022121110221 its reverse (12201112122001), we get a palindrome (22223233232222).

The spelling of 10022121110221 in words is "ten trillion, twenty-two billion, one hundred twenty-one million, one hundred ten thousand, two hundred twenty-one".