Search a number
-
+
101120210001001 = 199508141758799
BaseRepresentation
bin10110111111011111100010…
…001100100101110001101001
3111021000222221022001201111001
4112333133202030211301221
5101223223142230013001
6555021552210435001
730204460033063432
oct2677374214456151
9437028838051431
10101120210001001
112a246927390034
12b411935892a61
134456796c75299
141ad835c428489
15ba557e66e001
hex5bf7e2325c69

101120210001001 has 4 divisors (see below), whose sum is σ = 101628351760000. Its totient is φ = 100612068242004.

The previous prime is 101120210000969. The next prime is 101120210001103. The reversal of 101120210001001 is 100100012021101.

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 101120210001001 - 25 = 101120210000969 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (101120210001401) 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, 254070879201 + ... + 254070879598.

It is an arithmetic number, because the mean of its divisors is an integer number (25407087940000).

Almost surely, 2101120210001001 is an apocalyptic number.

It is an amenable number.

101120210001001 is a deficient number, since it is larger than the sum of its proper divisors (508141758999).

101120210001001 is an equidigital number, since it uses as much as digits as its factorization.

101120210001001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 508141758998.

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

Adding to 101120210001001 its reverse (100100012021101), we get a palindrome (201220222022102).

The spelling of 101120210001001 in words is "one hundred one trillion, one hundred twenty billion, two hundred ten million, one thousand, one".

Divisors: 1 199 508141758799 101120210001001