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100120000122001 = 125038007678167
BaseRepresentation
bin10110110000111100000001…
…000010101100110010010001
3111010111101012221201100010201
4112300330001002230302101
5101110331230012401001
6552534254301455201
730042300636303316
oct2660740102546221
9433441187640121
10100120000122001
11299a0720a44a22
12b28bb15571501
1343b33773739b2
141aa1b9618ad0d
15b8953e79b501
hex5b0f010acc91

100120000122001 has 4 divisors (see below), whose sum is σ = 100128007812672. Its totient is φ = 100111992431332.

The previous prime is 100120000121983. The next prime is 100120000122017. The reversal of 100120000122001 is 100221000021001.

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 100120000122001 - 217 = 100119999990929 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (100120000122031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4003826581 + ... + 4003851586.

It is an arithmetic number, because the mean of its divisors is an integer number (25032001953168).

Almost surely, 2100120000122001 is an apocalyptic number.

It is an amenable number.

100120000122001 is a deficient number, since it is larger than the sum of its proper divisors (8007690671).

100120000122001 is an equidigital number, since it uses as much as digits as its factorization.

100120000122001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8007690670.

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 100120000122001 its reverse (100221000021001), we get a palindrome (200341000143002).

It can be divided in two parts, 100120000 and 122001, that added together give a palindrome (100242001).

The spelling of 100120000122001 in words is "one hundred trillion, one hundred twenty billion, one hundred twenty-two thousand, one".

Divisors: 1 12503 8007678167 100120000122001