10122212102021 has 4 divisors (see below), whose sum is σ = 10216812215232. Its totient is φ = 10027611988812.

The previous prime is 10122212102017. The next prime is 10122212102029. The reversal of 10122212102021 is 12020121222101.

10122212102021 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 10122212102021 - 2² = 10122212102017 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10122212102029) 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, 47300056445 + ... + 47300056658.

It is an arithmetic number, because the mean of its divisors is an integer number (2554203053808).

Almost surely, 2^{10122212102021} is an apocalyptic number.

It is an amenable number.

10122212102021 is a deficient number, since it is larger than the sum of its proper divisors (94600113211).

10122212102021 is an equidigital number, since it uses as much as digits as its factorization.

10122212102021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94600113210.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 10122212102021 its reverse (12020121222101), we get a palindrome (22142333324122).

The spelling of 10122212102021 in words is "ten trillion, one hundred twenty-two billion, two hundred twelve million, one hundred two thousand, twenty-one".