203010001101 has 12 divisors (see below), whose sum is σ = 305986088928. Its totient is φ = 129455652744.

The previous prime is 203010001097. The next prime is 203010001123. The reversal of 203010001101 is 101100010302.

203010001101 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 203010001101 - 2² = 203010001097 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (203010001151) 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 in 11 ways as a sum of consecutive naturals, for example, 490362115 + ... + 490362528.

It is an arithmetic number, because the mean of its divisors is an integer number (25498840744).

Almost surely, 2^203010001101 is an apocalyptic number.

It is an amenable number.

203010001101 is a deficient number, since it is larger than the sum of its proper divisors (102976087827).

203010001101 is a wasteful number, since it uses less digits than its factorization.

203010001101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 980724672 (or 980724669 counting only the distinct ones).

The product of its (nonzero) digits is 6, while the sum is 9.

Adding to 203010001101 its reverse (101100010302), we get a palindrome (304110011403).

The spelling of 203010001101 in words is "two hundred three billion, ten million, one thousand, one hundred one".