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2021000220202 = 22609387313189
BaseRepresentation
bin11101011010001101000…
…000000000111000101010
321011012112222110120101111
4131122031000000320222
5231103002024021302
64144233520340534
7266004161300605
oct35321500007052
97135488416344
102021000220202
1170a112a34077
12287824a7474a
1311876c225482
146db6193d33c
15378869700d7
hex1d68d000e2a

2021000220202 has 8 divisors (see below), whose sum is σ = 3032662277700. Its totient is φ = 1010112794304.

The previous prime is 2021000220157. The next prime is 2021000220209. The reversal of 2021000220202 is 2020220001202.

It can be written as a sum of positive squares in 2 ways, for example, as 1757583896121 + 263416324081 = 1325739^2 + 513241^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (2021000220209) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 193651377 + ... + 193661812.

Almost surely, 22021000220202 is an apocalyptic number.

2021000220202 is a deficient number, since it is larger than the sum of its proper divisors (1011662057498).

2021000220202 is a wasteful number, since it uses less digits than its factorization.

2021000220202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 387315800.

The product of its (nonzero) digits is 64, while the sum is 13.

Adding to 2021000220202 its reverse (2020220001202), we get a palindrome (4041220221404).

The spelling of 2021000220202 in words is "two trillion, twenty-one billion, two hundred twenty thousand, two hundred two".

Divisors: 1 2 2609 5218 387313189 774626378 1010500110101 2021000220202