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1010112012001 = 5323918973159
BaseRepresentation
bin11101011001011110101…
…11100001111011100001
310120120021102221212012001
432230233113201323201
5113022202133341001
62052012234004001
7132656342302411
oct16545727417341
93516242855161
101010112012001
1135a427996204
12143924576601
137433a2440b1
1436c65406641
151b41e39d001
hexeb2f5e1ee1

1010112012001 has 4 divisors (see below), whose sum is σ = 1010131038400. Its totient is φ = 1010092985604.

The previous prime is 1010112011969. The next prime is 1010112012023. The reversal of 1010112012001 is 1002102110101.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1010112012001 - 25 = 1010112011969 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1010112012031) 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, 9433341 + ... + 9539818.

It is an arithmetic number, because the mean of its divisors is an integer number (252532759600).

Almost surely, 21010112012001 is an apocalyptic number.

It is an amenable number.

1010112012001 is a deficient number, since it is larger than the sum of its proper divisors (19026399).

1010112012001 is an equidigital number, since it uses as much as digits as its factorization.

1010112012001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19026398.

The product of its (nonzero) digits is 4, while the sum is 10.

Adding to 1010112012001 its reverse (1002102110101), we get a palindrome (2012214122102).

The spelling of 1010112012001 in words is "one trillion, ten billion, one hundred twelve million, twelve thousand, one".

Divisors: 1 53239 18973159 1010112012001