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120201020201 = 859169982361
BaseRepresentation
bin110111111110010001…
…0100000001100101001
3102111021000102111101002
41233330202200030221
53432132430121301
6131115233004345
711453456546063
oct1577442401451
9374230374332
10120201020201
1146a82384619
121b3670b36b5
13b447a3ab32
145b63d12733
1531d796216b
hex1bfc8a0329

120201020201 has 8 divisors (see below), whose sum is σ = 120413244000. Its totient is φ = 119988966240.

The previous prime is 120201020099. The next prime is 120201020227. The reversal of 120201020201 is 102020102021.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-120201020201 is a prime.

It is a super-2 number, since 2×1202010202012 (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (120201020501) 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, 1418261 + ... + 1500621.

It is an arithmetic number, because the mean of its divisors is an integer number (15051655500).

Almost surely, 2120201020201 is an apocalyptic number.

It is an amenable number.

120201020201 is a deficient number, since it is larger than the sum of its proper divisors (212223799).

120201020201 is an equidigital number, since it uses as much as digits as its factorization.

120201020201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84919.

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 120201020201 its reverse (102020102021), we get a palindrome (222221122222).

It can be divided in two parts, 12020102020 and 1, that added together give a palindrome (12020102021).

The spelling of 120201020201 in words is "one hundred twenty billion, two hundred one million, twenty thousand, two hundred one".

Divisors: 1 859 1699 82361 1459441 70748099 139931339 120201020201