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2131104101401 = 11331587999559
BaseRepresentation
bin11111000000101111101…
…100111111010000011001
321112201202022100020222101
4133000233230333100121
5234404000122221101
64311003220523401
7306652513656652
oct37005754772031
97481668306871
102131104101401
11751883786710
122a5032550561
13125c680c4632
1475208844529
153a67cc37401
hex1f02fb3f419

2131104101401 has 16 divisors (see below), whose sum is σ = 2332284595200. Its totient is φ = 1931166349200.

The previous prime is 2131104101393. The next prime is 2131104101417. The reversal of 2131104101401 is 1041014011312.

It is not a de Polignac number, because 2131104101401 - 23 = 2131104101393 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2131104141401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21355660 + ... + 21455218.

It is an arithmetic number, because the mean of its divisors is an integer number (145767787200).

Almost surely, 22131104101401 is an apocalyptic number.

It is an amenable number.

2131104101401 is a deficient number, since it is larger than the sum of its proper divisors (201180493799).

2131104101401 is a wasteful number, since it uses less digits than its factorization.

2131104101401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105780.

The product of its (nonzero) digits is 96, while the sum is 19.

Adding to 2131104101401 its reverse (1041014011312), we get a palindrome (3172118112713).

The spelling of 2131104101401 in words is "two trillion, one hundred thirty-one billion, one hundred four million, one hundred one thousand, four hundred one".

Divisors: 1 11 331 3641 5879 64669 99559 1095149 1945949 21405439 32954029 362494319 585307361 6438380971 193736736491 2131104101401