101012103203 has 4 divisors (see below), whose sum is σ = 110195021688. Its totient is φ = 91829184720.

The previous prime is 101012103161. The next prime is 101012103211. The reversal of 101012103203 is 302301210101.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 101012103203 - 2¹⁸ = 101011841059 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (101012103103) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4591459226 + ... + 4591459247.

It is an arithmetic number, because the mean of its divisors is an integer number (27548755422).

Almost surely, 2^101012103203 is an apocalyptic number.

101012103203 is a deficient number, since it is larger than the sum of its proper divisors (9182918485).

101012103203 is an equidigital number, since it uses as much as digits as its factorization.

101012103203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9182918484.

The product of its (nonzero) digits is 36, while the sum is 14.

Adding to 101012103203 its reverse (302301210101), we get a palindrome (403313313304).

The spelling of 101012103203 in words is "one hundred one billion, twelve million, one hundred three thousand, two hundred three".