20110110011004 has 24 divisors (see below), whose sum is σ = 50533096951120. Its totient is φ = 6187726157184.

The previous prime is 20110110011003. The next prime is 20110110011083. The reversal of 20110110011004 is 40011001101102.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20110110011003) 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, 64455480649 + ... + 64455480960.

Almost surely, 2^{20110110011004} is an apocalyptic number.

It is an amenable number.

20110110011004 is an abundant number, since it is smaller than the sum of its proper divisors (30422986940116).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20110110011004 is a wasteful number, since it uses less digits than its factorization.

20110110011004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 128910961629 (or 128910961627 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 20110110011004 its reverse (40011001101102), we get a palindrome (60121111112106).

The spelling of 20110110011004 in words is "twenty trillion, one hundred ten billion, one hundred ten million, eleven thousand, four".