116420020 has 48 divisors (see below), whose sum is σ = 256209408. Its totient is φ = 44352000.

The previous prime is 116419991. The next prime is 116420021. The reversal of 116420020 is 20024611.

It is a junction number, because it is equal to n+sod(n) for n = 116419976 and 116420003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (116420021) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 154645 + ... + 155395.

It is an arithmetic number, because the mean of its divisors is an integer number (5337696).

Almost surely, 2^116420020 is an apocalyptic number.

116420020 is a gapful number since it is divisible by the number (10) 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 116420020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (128104704).

116420020 is an abundant number, since it is smaller than the sum of its proper divisors (139789388).

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

116420020 is a wasteful number, since it uses less digits than its factorization.

116420020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1120 (or 1118 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 116420020 is about 10789.8109343955. The cubic root of 116420020 is about 488.2878184337.

Adding to 116420020 its reverse (20024611), we get a palindrome (136444631).

The spelling of 116420020 in words is "one hundred sixteen million, four hundred twenty thousand, twenty".