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2204102101 = 8326555447
BaseRepresentation
bin1000001101011111…
…1110110111010101
312200121101222200011
42003113332313111
514003222231401
61002413320221
7105422362435
oct20327766725
95617358604
102204102101
11a31181593
12516196071
13291839836
1416ca282c5
15cd77c451
hex835fedd5

2204102101 has 4 divisors (see below), whose sum is σ = 2230657632. Its totient is φ = 2177546572.

The previous prime is 2204102059. The next prime is 2204102113. The reversal of 2204102101 is 1012014022.

It is a happy number.

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, and also an emirpimes, since its reverse is a distinct semiprime: 1012014022 = 2506007011.

It is a cyclic number.

It is not a de Polignac number, because 2204102101 - 29 = 2204101589 is a prime.

It is a super-2 number, since 2×22041021012 = 9716132143265228402, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2204102401) 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, 13277641 + ... + 13277806.

It is an arithmetic number, because the mean of its divisors is an integer number (557664408).

Almost surely, 22204102101 is an apocalyptic number.

It is an amenable number.

2204102101 is a deficient number, since it is larger than the sum of its proper divisors (26555531).

2204102101 is an equidigital number, since it uses as much as digits as its factorization.

2204102101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26555530.

The product of its (nonzero) digits is 32, while the sum is 13.

The square root of 2204102101 is about 46947.8657768380. The cubic root of 2204102101 is about 1301.3993021457.

Adding to 2204102101 its reverse (1012014022), we get a palindrome (3216116123).

The spelling of 2204102101 in words is "two billion, two hundred four million, one hundred two thousand, one hundred one".

Divisors: 1 83 26555447 2204102101