2001103021030 has 32 divisors (see below), whose sum is σ = 3615756205824. Its totient is φ = 797382672096.

The previous prime is 2001103021009. The next prime is 2001103021033. The reversal of 2001103021030 is 301203011002.

It is a self number, because there is not a number n which added to its sum of digits gives 2001103021030.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2001103021033) 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, 9881169 + ... + 10081651.

It is an arithmetic number, because the mean of its divisors is an integer number (112992381432).

Almost surely, 2^{2001103021030} is an apocalyptic number.

2001103021030 is a deficient number, since it is larger than the sum of its proper divisors (1614653184794).

2001103021030 is a wasteful number, since it uses less digits than its factorization.

2001103021030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 204300.

The product of its (nonzero) digits is 36, while the sum is 13.

Adding to 2001103021030 its reverse (301203011002), we get a palindrome (2302306032032).

The spelling of 2001103021030 in words is "two trillion, one billion, one hundred three million, twenty-one thousand, thirty".