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20101431040301 = 1341166799226103
BaseRepresentation
bin1001001001000001110101…
…01010000001100100101101
32122011200022021212020011002
410210200322222001210231
510113320212321242201
6110430245301210045
74143165125443352
oct444407252014455
978150267766132
1020101431040301
11644aa72862976
122307960700925
13b2a73141c590
144d6cb3390629
1524cd3ea4776b
hex12483aa8192d

20101431040301 has 16 divisors (see below), whose sum is σ = 22175918553600. Its totient is φ = 18102413470080.

The previous prime is 20101431040199. The next prime is 20101431040351. The reversal of 20101431040301 is 10304013410102.

It is a cyclic number.

It is not a de Polignac number, because 20101431040301 - 238 = 19826553133357 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20101431040351) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 88790816 + ... + 89016918.

It is an arithmetic number, because the mean of its divisors is an integer number (1385994909600).

Almost surely, 220101431040301 is an apocalyptic number.

It is an amenable number.

20101431040301 is a deficient number, since it is larger than the sum of its proper divisors (2074487513299).

20101431040301 is a wasteful number, since it uses less digits than its factorization.

20101431040301 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 392956.

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 20101431040301 its reverse (10304013410102), we get a palindrome (30405444450403).

The spelling of 20101431040301 in words is "twenty trillion, one hundred one billion, four hundred thirty-one million, forty thousand, three hundred one".

Divisors: 1 13 41 533 166799 226103 2168387 2939339 6838759 9270223 88903867 120512899 37713754297 490278805861 1546263926177 20101431040301