110911020020 has 12 divisors (see below), whose sum is σ = 232913142084. Its totient is φ = 44364408000.

The previous prime is 110911020019. The next prime is 110911020037. The reversal of 110911020020 is 20020119011.

It can be written as a sum of positive squares in 2 ways, for example, as 83875110544 + 27035909476 = 289612^2 + 164426^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2772775481 + ... + 2772775520.

It is an arithmetic number, because the mean of its divisors is an integer number (19409428507).

Almost surely, 2^110911020020 is an apocalyptic number.

110911020020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

110911020020 is an abundant number, since it is smaller than the sum of its proper divisors (122002122064).

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

110911020020 is a wasteful number, since it uses less digits than its factorization.

110911020020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5545551010 (or 5545551008 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 17.

Adding to 110911020020 its reverse (20020119011), we get a palindrome (130931139031).

The spelling of 110911020020 in words is "one hundred ten billion, nine hundred eleven million, twenty thousand, twenty".