21220200101203 has 2 divisors, whose sum is σ = 21220200101204. Its totient is φ = 21220200101202.

The previous prime is 21220200101197. The next prime is 21220200101213. The reversal of 21220200101203 is 30210100202212.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 21220200101203 - 2⁹ = 21220200100691 is a prime.

It is a super-2 number, since 2×21220200101203² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (21220200101213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10610100050601 + 10610100050602.

It is an arithmetic number, because the mean of its divisors is an integer number (10610100050602).

Almost surely, 2^{21220200101203} is an apocalyptic number.

21220200101203 is a deficient number, since it is larger than the sum of its proper divisors (1).

21220200101203 is an equidigital number, since it uses as much as digits as its factorization.

21220200101203 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 21220200101203 its reverse (30210100202212), we get a palindrome (51430300303415).

The spelling of 21220200101203 in words is "twenty-one trillion, two hundred twenty billion, two hundred million, one hundred one thousand, two hundred three".