10101001000203 has 6 divisors (see below), whose sum is σ = 14590334778084. Its totient is φ = 6734000666796.

The previous prime is 10101001000177. The next prime is 10101001000303. The reversal of 10101001000203 is 30200010010101.

10101001000203 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 10101001000203 - 2⁴¹ = 7901977744651 is a prime.

It is a super-2 number, since 2×10101001000203² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (9), and also a Moran number because the ratio is a prime number: 1122333444467 = 10101001000203 / (1 + 0 + 1 + 0 + 1 + 0 + 0 + 1 + 0 + 0 + 0 + 2 + 0 + 3).

It is not an unprimeable number, because it can be changed into a prime (10101001000303) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 561166722225 + ... + 561166722242.

It is an arithmetic number, because the mean of its divisors is an integer number (2431722463014).

Almost surely, 2^{10101001000203} is an apocalyptic number.

10101001000203 is a deficient number, since it is larger than the sum of its proper divisors (4489333777881).

10101001000203 is a wasteful number, since it uses less digits than its factorization.

10101001000203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1122333444473 (or 1122333444470 counting only the distinct ones).

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

Adding to 10101001000203 its reverse (30200010010101), we get a palindrome (40301011010304).

The spelling of 10101001000203 in words is "ten trillion, one hundred one billion, one million, two hundred three", and thus it is an aban number.