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2020120201 = 11909120201
BaseRepresentation
bin111100001101000…
…1001011010001001
312012210012201221201
41320122021122021
513114122321301
6532242104201
7101026511161
oct17032113211
95183181851
102020120201
1194733a230
1248464b061
132626a03c8
141524155a1
15bc539201
hex78689689

2020120201 has 8 divisors (see below), whose sum is σ = 2204119008. Its totient is φ = 1836180000.

The previous prime is 2020120189. The next prime is 2020120213. The reversal of 2020120201 is 1020210202.

It is an interprime number because it is at equal distance from previous prime (2020120189) and next prime (2020120213).

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

It is a cyclic number.

It is not a de Polignac number, because 2020120201 - 25 = 2020120169 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2020120231) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 89901 + ... + 110101.

It is an arithmetic number, because the mean of its divisors is an integer number (275514876).

Almost surely, 22020120201 is an apocalyptic number.

It is an amenable number.

2020120201 is a deficient number, since it is larger than the sum of its proper divisors (183998807).

2020120201 is a wasteful number, since it uses less digits than its factorization.

2020120201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29303.

The product of its (nonzero) digits is 16, while the sum is 10.

The square root of 2020120201 is about 44945.7473071702. The cubic root of 2020120201 is about 1264.1319381133.

Adding to 2020120201 its reverse (1020210202), we get a palindrome (3040330403).

Subtracting from 2020120201 its reverse (1020210202), we obtain a palindrome (999909999).

It can be divided in two parts, 2020 and 120201, that added together give a palindrome (122221).

The spelling of 2020120201 in words is "two billion, twenty million, one hundred twenty thousand, two hundred one".

Divisors: 1 11 9091 20201 100001 222211 183647291 2020120201