20110424011020 has 576 divisors, whose sum is σ = 71102669654016. Its totient is φ = 4506380697600.

The previous prime is 20110424011009. The next prime is 20110424011037. The reversal of 20110424011020 is 2011042401102.

20110424011020 is a `hidden beast` number, since 2 + 0 + 110 + 424 + 0 + 110 + 20 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 20110424010984 and 20110424011002.

It is an unprimeable number.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 5575386057 + ... + 5575389663.

It is an arithmetic number, because the mean of its divisors is an integer number (123442134816).

Almost surely, 2^{20110424011020} is an apocalyptic number.

20110424011020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 20110424011020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (35551334827008).

20110424011020 is an abundant number, since it is smaller than the sum of its proper divisors (50992245642996).

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

20110424011020 is a wasteful number, since it uses less digits than its factorization.

20110424011020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4150 (or 4145 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 20110424011020 its reverse (2011042401102), we get a palindrome (22121466412122).

The spelling of 20110424011020 in words is "twenty trillion, one hundred ten billion, four hundred twenty-four million, eleven thousand, twenty".