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2010210112020 = 22351183132127779
BaseRepresentation
bin11101010000001001110…
…111000001001000010100
321010011200222222021121010
4131100021313001020110
5230413402242041040
64135251111052220
7265142611011345
oct35201167011024
97104628867533
102010210112020
117055862250a0
12285713371070
1311773c939686
146d41a8a80cc
1537454540e80
hex1d409dc1214

2010210112020 has 192 divisors, whose sum is σ = 6219185495040. Its totient is φ = 481070515200.

The previous prime is 2010210112013. The next prime is 2010210112021. The reversal of 2010210112020 is 202110120102.

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

It is a junction number, because it is equal to n+sod(n) for n = 2010210111987 and 2010210112005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2010210112021) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 72350491 + ... + 72378269.

It is an arithmetic number, because the mean of its divisors is an integer number (32391591120).

Almost surely, 22010210112020 is an apocalyptic number.

2010210112020 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 2010210112020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3109592747520).

2010210112020 is an abundant number, since it is smaller than the sum of its proper divisors (4208975383020).

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

2010210112020 is a wasteful number, since it uses less digits than its factorization.

2010210112020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29206 (or 29204 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 2010210112020 its reverse (202110120102), we get a palindrome (2212320232122).

The spelling of 2010210112020 in words is "two trillion, ten billion, two hundred ten million, one hundred twelve thousand, twenty".