10103122222021 has 2 divisors, whose sum is σ = 10103122222022. Its totient is φ = 10103122222020.

The previous prime is 10103122221953. The next prime is 10103122222031. The reversal of 10103122222021 is 12022222130101.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10101044229796 + 2077992225 = 3178214^2 + 45585^2 .

It is an emirp because it is prime and its reverse (12022222130101) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 10103122222021 - 2⁹ = 10103122221509 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 10103122222021.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10103122222031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5051561111010 + 5051561111011.

It is an arithmetic number, because the mean of its divisors is an integer number (5051561111011).

Almost surely, 2^{10103122222021} is an apocalyptic number.

It is an amenable number.

10103122222021 is a deficient number, since it is larger than the sum of its proper divisors (1).

10103122222021 is an equidigital number, since it uses as much as digits as its factorization.

10103122222021 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 192, while the sum is 19.

Adding to 10103122222021 its reverse (12022222130101), we get a palindrome (22125344352122).

The spelling of 10103122222021 in words is "ten trillion, one hundred three billion, one hundred twenty-two million, two hundred twenty-two thousand, twenty-one".