101010120203 has 2 divisors, whose sum is σ = 101010120204. Its totient is φ = 101010120202.

The previous prime is 101010120199. The next prime is 101010120269. The reversal of 101010120203 is 302021010101.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 101010120203 - 2² = 101010120199 is a prime.

It is a super-2 number, since 2×101010120203² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (101010120103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50505060101 + 50505060102.

It is an arithmetic number, because the mean of its divisors is an integer number (50505060102).

Almost surely, 2^101010120203 is an apocalyptic number.

101010120203 is a deficient number, since it is larger than the sum of its proper divisors (1).

101010120203 is an equidigital number, since it uses as much as digits as its factorization.

101010120203 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12, while the sum is 11.

Adding to 101010120203 its reverse (302021010101), we get a palindrome (403031130304).

The spelling of 101010120203 in words is "one hundred one billion, ten million, one hundred twenty thousand, two hundred three".