Search a number
-
+
1102211101001 = 1958011110579
BaseRepresentation
bin10000000010100000111…
…001101011000101001001
310220100222222122100002102
4100002200321223011021
5121024312020213001
62202203201043145
7142426550530103
oct20024071530511
93810888570072
101102211101001
1139549948299a
121597483264b5
137cc26bc566a
143b4c0dd4573
151da0eb61e6b
hex100a0e6b149

1102211101001 has 4 divisors (see below), whose sum is σ = 1160222211600. Its totient is φ = 1044199990404.

The previous prime is 1102211100983. The next prime is 1102211101021. The reversal of 1102211101001 is 1001011122011.

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 a de Polignac number, because none of the positive numbers 2k-1102211101001 is a prime.

It is a super-2 number, since 2×11022111010012 (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 (1102211101021) 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, 29005555271 + ... + 29005555308.

It is an arithmetic number, because the mean of its divisors is an integer number (290055552900).

Almost surely, 21102211101001 is an apocalyptic number.

It is an amenable number.

1102211101001 is a deficient number, since it is larger than the sum of its proper divisors (58011110599).

1102211101001 is an equidigital number, since it uses as much as digits as its factorization.

1102211101001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58011110598.

The product of its (nonzero) digits is 4, while the sum is 11.

Adding to 1102211101001 its reverse (1001011122011), we get a palindrome (2103222223012).

The spelling of 1102211101001 in words is "one trillion, one hundred two billion, two hundred eleven million, one hundred one thousand, one".

Divisors: 1 19 58011110579 1102211101001