101011010203 has 2 divisors, whose sum is σ = 101011010204. Its totient is φ = 101011010202.

The previous prime is 101011010171. The next prime is 101011010279. The reversal of 101011010203 is 302010110101.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 101011010203 - 2⁵ = 101011010171 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 101011010203.

It is not a weakly prime, because it can be changed into another prime (101011013203) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50505505101 + 50505505102.

It is an arithmetic number, because the mean of its divisors is an integer number (50505505102).

Almost surely, 2^101011010203 is an apocalyptic number.

101011010203 is a deficient number, since it is larger than the sum of its proper divisors (1).

101011010203 is an equidigital number, since it uses as much as digits as its factorization.

101011010203 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6, while the sum is 10.

Adding to 101011010203 its reverse (302010110101), we get a palindrome (403021120304).

The spelling of 101011010203 in words is "one hundred one billion, eleven million, ten thousand, two hundred three".