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2020210102201 = 7153728240073
BaseRepresentation
bin11101011001011101111…
…001111100111110111001
321011010111220201102020211
4131121131321330332321
5231044342241232301
64144023253351121
7265645455352564
oct35313571747671
97133456642224
102020210102201
11709847a32795
122876443384a1
13118674622525
146dac8a274db
153783c3eb051
hex1d65de7cfb9

2020210102201 has 4 divisors (see below), whose sum is σ = 2020238413812. Its totient is φ = 2020181790592.

The previous prime is 2020210102189. The next prime is 2020210102243. The reversal of 2020210102201 is 1022010120202.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 265178652025 + 1755031450176 = 514955^2 + 1324776^2 .

It is a cyclic number.

It is not a de Polignac number, because 2020210102201 - 215 = 2020210069433 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2020210102901) 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, 14048500 + ... + 14191573.

It is an arithmetic number, because the mean of its divisors is an integer number (505059603453).

Almost surely, 22020210102201 is an apocalyptic number.

It is an amenable number.

2020210102201 is a deficient number, since it is larger than the sum of its proper divisors (28311611).

2020210102201 is an equidigital number, since it uses as much as digits as its factorization.

2020210102201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28311610.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 2020210102201 its reverse (1022010120202), we get a palindrome (3042220222403).

The spelling of 2020210102201 in words is "two trillion, twenty billion, two hundred ten million, one hundred two thousand, two hundred one".

Divisors: 1 71537 28240073 2020210102201