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2010221002020 = 22357111283339137
BaseRepresentation
bin11101010000001010100…
…000100011110100100100
321010011201202110112212110
4131100022200203310210
5230413413034031040
64135252140321020
7265143102405540
oct35201240436444
97104652415773
102010221002020
117055913929a0
12285716b43170
13117741c8036a
146d41c100a20
1537455492980
hex1d40a823d24

2010221002020 has 192 divisors, whose sum is σ = 7022989080576. Its totient is φ = 417381457920.

The previous prime is 2010221002007. The next prime is 2010221002021. The reversal of 2010221002020 is 202001220102.

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 = 2010221001987 and 2010221002005.

It is not an unprimeable number, because it can be changed into a prime (2010221002021) 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, 5757892 + ... + 6097028.

It is an arithmetic number, because the mean of its divisors is an integer number (36578068128).

Almost surely, 22010221002020 is an apocalyptic number.

2010221002020 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 2010221002020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3511494540288).

2010221002020 is an abundant number, since it is smaller than the sum of its proper divisors (5012768078556).

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

2010221002020 is a wasteful number, since it uses less digits than its factorization.

2010221002020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 340450 (or 340448 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 12.

Adding to 2010221002020 its reverse (202001220102), we get a palindrome (2212222222122).

The spelling of 2010221002020 in words is "two trillion, ten billion, two hundred twenty-one million, two thousand, twenty".