10022101111021 has 4 divisors (see below), whose sum is σ = 10022476174272. Its totient is φ = 10021726047772.

The previous prime is 10022101111019. The next prime is 10022101111051. The reversal of 10022101111021 is 12011110122001.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 10022101111021 - 2¹ = 10022101111019 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10022101110992 and 10022101111010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10022101111051) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 187491541 + ... + 187544986.

It is an arithmetic number, because the mean of its divisors is an integer number (2505619043568).

Almost surely, 2^{10022101111021} is an apocalyptic number.

It is an amenable number.

10022101111021 is a deficient number, since it is larger than the sum of its proper divisors (375063251).

10022101111021 is an equidigital number, since it uses as much as digits as its factorization.

10022101111021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 375063250.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 10022101111021 its reverse (12011110122001), we get a palindrome (22033211233022).

The spelling of 10022101111021 in words is "ten trillion, twenty-two billion, one hundred one million, one hundred eleven thousand, twenty-one".