2111103331030 has 16 divisors (see below), whose sum is σ = 3800004120720. Its totient is φ = 844437304672.

The previous prime is 2111103331009. The next prime is 2111103331033. The reversal of 2111103331030 is 301333011112.

It is a junction number, because it is equal to n+sod(n) for n = 2111103330989 and 2111103331007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2111103331033) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2621637 + ... + 3330943.

It is an arithmetic number, because the mean of its divisors is an integer number (237500257545).

Almost surely, 2^{2111103331030} is an apocalyptic number.

2111103331030 is a deficient number, since it is larger than the sum of its proper divisors (1688900789690).

2111103331030 is a wasteful number, since it uses less digits than its factorization.

2111103331030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1006943.

The product of its (nonzero) digits is 162, while the sum is 19.

Adding to 2111103331030 its reverse (301333011112), we get a palindrome (2412436342142).

The spelling of 2111103331030 in words is "two trillion, one hundred eleven billion, one hundred three million, three hundred thirty-one thousand, thirty".