Search a number
-
+
1112222120101 = 9194013301583
BaseRepresentation
bin10000001011110101100…
…110101011100010100101
310221022211200010210120121
4100023311212223202211
5121210312330320401
62210540420001541
7143232621014521
oct20136546534245
93838750123517
101112222120101
113997664337a4
1215b680b302b1
1380b60c704c1
143bb907c4d81
151dde8999ca1
hex102f59ab8a5

1112222120101 has 8 divisors (see below), whose sum is σ = 1113713521920. Its totient is φ = 1110731331312.

The previous prime is 1112222120033. The next prime is 1112222120111. The reversal of 1112222120101 is 1010212222111.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1112222120101 - 213 = 1112222111909 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1112222120111) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3537156 + ... + 3838738.

It is an arithmetic number, because the mean of its divisors is an integer number (139214190240).

Almost surely, 21112222120101 is an apocalyptic number.

It is an amenable number.

1112222120101 is a deficient number, since it is larger than the sum of its proper divisors (1491401819).

1112222120101 is an equidigital number, since it uses as much as digits as its factorization.

1112222120101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 306515.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 1112222120101 its reverse (1010212222111), we get a palindrome (2122434342212).

The spelling of 1112222120101 in words is "one trillion, one hundred twelve billion, two hundred twenty-two million, one hundred twenty thousand, one hundred one".

Divisors: 1 919 4013 301583 3687947 277154777 1210252579 1112222120101