10120001103 has 48 divisors (see below), whose sum is σ = 15536102400. Its totient is φ = 6330018240.

The previous prime is 10120001071. The next prime is 10120001161. The reversal of 10120001103 is 30110002101.

It is not a de Polignac number, because 10120001103 - 2⁵ = 10120001071 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 (10120001183) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 11108218 + ... + 11109128.

It is an arithmetic number, because the mean of its divisors is an integer number (323668800).

Almost surely, 2^10120001103 is an apocalyptic number.

10120001103 is a deficient number, since it is larger than the sum of its proper divisors (5416101297).

10120001103 is a wasteful number, since it uses less digits than its factorization.

10120001103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1492 (or 1489 counting only the distinct ones).

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

Adding to 10120001103 its reverse (30110002101), we get a palindrome (40230003204).

The spelling of 10120001103 in words is "ten billion, one hundred twenty million, one thousand, one hundred three".