30201021000003 has 96 divisors (see below), whose sum is σ = 49725397800000. Its totient is φ = 16200839725056.

The previous prime is 30201020999999. The next prime is 30201021000053. The reversal of 30201021000003 is 30000012010203.

It is a happy number.

It is not a de Polignac number, because 30201021000003 - 2² = 30201020999999 is a prime.

It is a super-2 number, since 2×30201021000003² (a number of 28 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (30201021000053) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 1858630623 + ... + 1858646871.

It is an arithmetic number, because the mean of its divisors is an integer number (517972893750).

Almost surely, 2^{30201021000003} is an apocalyptic number.

30201021000003 is a deficient number, since it is larger than the sum of its proper divisors (19524376799997).

30201021000003 is a wasteful number, since it uses less digits than its factorization.

30201021000003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18149 (or 18142 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 12.

Adding to 30201021000003 its reverse (30000012010203), we get a palindrome (60201033010206).

The spelling of 30201021000003 in words is "thirty trillion, two hundred one billion, twenty-one million, three", and thus it is an aban number.