20003030113111 has 16 divisors (see below), whose sum is σ = 21249762213888. Its totient is φ = 18764096342400.

The previous prime is 20003030113109. The next prime is 20003030113151. The reversal of 20003030113111 is 11131103030002.

It is a cyclic number.

It is not a de Polignac number, because 20003030113111 - 2¹ = 20003030113109 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20003030113151) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 58361506 + ... + 58703248.

It is an arithmetic number, because the mean of its divisors is an integer number (1328110138368).

Almost surely, 2^{20003030113111} is an apocalyptic number.

20003030113111 is a deficient number, since it is larger than the sum of its proper divisors (1246732100777).

20003030113111 is a wasteful number, since it uses less digits than its factorization.

20003030113111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 353142.

The product of its (nonzero) digits is 54, while the sum is 16.

Adding to 20003030113111 its reverse (11131103030002), we get a palindrome (31134133143113).

The spelling of 20003030113111 in words is "twenty trillion, three billion, thirty million, one hundred thirteen thousand, one hundred eleven".