2122101020203 has 2 divisors, whose sum is σ = 2122101020204. Its totient is φ = 2122101020202.

The previous prime is 2122101020183. The next prime is 2122101020219. The reversal of 2122101020203 is 3020201012212.

It is a happy number.

It is an a-pointer prime, because the next prime (2122101020219) can be obtained adding 2122101020203 to its sum of digits (16).

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2122101020203 - 2²¹ = 2122098923051 is a prime.

It is a super-2 number, since 2×2122101020203² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2122101020293) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1061050510101 + 1061050510102.

It is an arithmetic number, because the mean of its divisors is an integer number (1061050510102).

Almost surely, 2^{2122101020203} is an apocalyptic number.

2122101020203 is a deficient number, since it is larger than the sum of its proper divisors (1).

2122101020203 is an equidigital number, since it uses as much as digits as its factorization.

2122101020203 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 2122101020203 its reverse (3020201012212), we get a palindrome (5142302032415).

The spelling of 2122101020203 in words is "two trillion, one hundred twenty-two billion, one hundred one million, twenty thousand, two hundred three".