2012300021003 has 16 divisors (see below), whose sum is σ = 2135595421440. Its totient is φ = 1891994849184.

The previous prime is 2012300020967. The next prime is 2012300021009. The reversal of 2012300021003 is 3001200032102.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 2012300021003 - 2⁸ = 2012300020747 is a prime.

It is a super-2 number, since 2×2012300021003² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2012300021009) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14495600 + ... + 14633762.

It is an arithmetic number, because the mean of its divisors is an integer number (133474713840).

Almost surely, 2^{2012300021003} is an apocalyptic number.

2012300021003 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

2012300021003 is a deficient number, since it is larger than the sum of its proper divisors (123295400437).

2012300021003 is a wasteful number, since it uses less digits than its factorization.

2012300021003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 148978.

The product of its (nonzero) digits is 72, while the sum is 14.

Adding to 2012300021003 its reverse (3001200032102), we get a palindrome (5013500053105).

The spelling of 2012300021003 in words is "two trillion, twelve billion, three hundred million, twenty-one thousand, three".