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2124013000401 = 3426222382721
BaseRepresentation
bin11110111010001001000…
…010100101011011010001
321112001110010012000010000
4132322021002211123101
5234244434312003101
64303431430000213
7306312010421055
oct36721102453321
97461403160100
102124013000401
11749874a69566
122a37937a6069
131253a7c72596
1474b34b71c65
153a3b5425486
hex1ee890a56d1

2124013000401 has 10 divisors (see below), whose sum is σ = 3172908309362. Its totient is φ = 1416008666880.

The previous prime is 2124013000399. The next prime is 2124013000409. The reversal of 2124013000401 is 1040003104212.

2124013000401 is a `hidden beast` number, since 21 + 240 + 1 + 3 + 0 + 0 + 0 + 401 = 666.

It can be written as a sum of positive squares in only one way, i.e., 2119470105600 + 4542894801 = 1455840^2 + 67401^2 .

It is not a de Polignac number, because 2124013000401 - 21 = 2124013000399 is a prime.

It is a super-2 number, since 2×21240130004012 (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2124013000409) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 13111191280 + ... + 13111191441.

Almost surely, 22124013000401 is an apocalyptic number.

It is an amenable number.

2124013000401 is a deficient number, since it is larger than the sum of its proper divisors (1048895308961).

2124013000401 is an equidigital number, since it uses as much as digits as its factorization.

2124013000401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26222382733 (or 26222382724 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

Adding to 2124013000401 its reverse (1040003104212), we get a palindrome (3164016104613).

The spelling of 2124013000401 in words is "two trillion, one hundred twenty-four billion, thirteen million, four hundred one", and thus it is an aban number.

Divisors: 1 3 9 27 81 26222382721 78667148163 236001444489 708004333467 2124013000401