101021121200203 has 2 divisors, whose sum is σ = 101021121200204. Its totient is φ = 101021121200202.

The previous prime is 101021121200201. The next prime is 101021121200213. The reversal of 101021121200203 is 302002121120101.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 101021121200203 - 2¹ = 101021121200201 is a prime.

It is a super-2 number, since 2×101021121200203² (a number of 29 digits) contains 22 as substring.

Together with 101021121200201, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (101021121200201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50510560600101 + 50510560600102.

It is an arithmetic number, because the mean of its divisors is an integer number (50510560600102).

Almost surely, 2^{101021121200203} is an apocalyptic number.

101021121200203 is a deficient number, since it is larger than the sum of its proper divisors (1).

101021121200203 is an equidigital number, since it uses as much as digits as its factorization.

101021121200203 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 101021121200203 its reverse (302002121120101), we get a palindrome (403023242320304).

The spelling of 101021121200203 in words is "one hundred one trillion, twenty-one billion, one hundred twenty-one million, two hundred thousand, two hundred three".