120000010002003 has 20 divisors (see below), whose sum is σ = 179651526497080. Its totient is φ = 79824951924192.

The previous prime is 120000010001987. The next prime is 120000010002013. The reversal of 120000010002003 is 300200010000021.

It is a happy number.

It is not a de Polignac number, because 120000010002003 - 2⁴ = 120000010001987 is a prime.

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

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (120000010002013) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 1620840013 + ... + 1620914046.

It is an arithmetic number, because the mean of its divisors is an integer number (8982576324854).

Almost surely, 2^{120000010002003} is an apocalyptic number.

120000010002003 is a deficient number, since it is larger than the sum of its proper divisors (59651516495077).

120000010002003 is an equidigital number, since it uses as much as digits as its factorization.

120000010002003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3241754528 (or 3241754519 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 9.

Adding to 120000010002003 its reverse (300200010000021), we get a palindrome (420200020002024).

The spelling of 120000010002003 in words is "one hundred twenty trillion, ten million, two thousand, three".