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2230122401 = 13171547877
BaseRepresentation
bin1000010011101100…
…1111011110100001
312202102100221210222
42010323033132201
514031402404101
61005143132425
7106156504403
oct20473173641
95672327728
102230122401
11a44933a71
12522a44115
1329704a270
1417227cb73
15d0bbc01b
hex84ecf7a1

2230122401 has 4 divisors (see below), whose sum is σ = 2401670292. Its totient is φ = 2058574512.

The previous prime is 2230122371. The next prime is 2230122409. The reversal of 2230122401 is 1042210322.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 618019600 + 1612102801 = 24860^2 + 40151^2 .

It is a cyclic number.

It is not a de Polignac number, because 2230122401 - 226 = 2163013537 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2230122401.

It is not an unprimeable number, because it can be changed into a prime (2230122409) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 85773926 + ... + 85773951.

It is an arithmetic number, because the mean of its divisors is an integer number (600417573).

Almost surely, 22230122401 is an apocalyptic number.

It is an amenable number.

2230122401 is a deficient number, since it is larger than the sum of its proper divisors (171547891).

2230122401 is a wasteful number, since it uses less digits than its factorization.

2230122401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 171547890.

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 2230122401 is about 47224.1717873379. The cubic root of 2230122401 is about 1306.5004591786.

Adding to 2230122401 its reverse (1042210322), we get a palindrome (3272332723).

The spelling of 2230122401 in words is "two billion, two hundred thirty million, one hundred twenty-two thousand, four hundred one".

Divisors: 1 13 171547877 2230122401