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20301301201 = 29700044869
BaseRepresentation
bin10010111010000011…
…010100010111010001
31221101211110221210111
4102322003110113101
5313034113114301
613154251201321
71316041133026
oct227203242721
957354427714
1020301301201
118678612085
123b26a46241
131bb6c3ca7c
14da831754d
157dc435551
hex4ba0d45d1

20301301201 has 4 divisors (see below), whose sum is σ = 21001346100. Its totient is φ = 19601256304.

The previous prime is 20301301183. The next prime is 20301301217. The reversal of 20301301201 is 10210310302.

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 10449746176 + 9851555025 = 102224^2 + 99255^2 .

It is a cyclic number.

It is not a de Polignac number, because 20301301201 - 215 = 20301268433 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20301301261) 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, 350022406 + ... + 350022463.

It is an arithmetic number, because the mean of its divisors is an integer number (5250336525).

Almost surely, 220301301201 is an apocalyptic number.

It is an amenable number.

20301301201 is a deficient number, since it is larger than the sum of its proper divisors (700044899).

20301301201 is an equidigital number, since it uses as much as digits as its factorization.

20301301201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 700044898.

The product of its (nonzero) digits is 36, while the sum is 13.

Adding to 20301301201 its reverse (10210310302), we get a palindrome (30511611503).

The spelling of 20301301201 in words is "twenty billion, three hundred one million, three hundred one thousand, two hundred one".

Divisors: 1 29 700044869 20301301201