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1230023122223 = 73122672500357
BaseRepresentation
bin10001111001100011000…
…101110101110100101111
311100120220102111202002012
4101321203011311310233
5130123041404402343
62341022000151435
7154603056013430
oct21714305656457
94316812452065
101230023122223
11434716a931a5
1217a47830857b
138bcb56b739c
1443767a71487
1521ee0880718
hex11e63175d2f

1230023122223 has 16 divisors (see below), whose sum is σ = 1451727857664. Its totient is φ = 1019845205280.

The previous prime is 1230023122201. The next prime is 1230023122231. The reversal of 1230023122223 is 3222213200321.

It is a cyclic number.

It is not a de Polignac number, because 1230023122223 - 236 = 1161303645487 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1230023122723) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 758240 + ... + 1742117.

It is an arithmetic number, because the mean of its divisors is an integer number (90732991104).

Almost surely, 21230023122223 is an apocalyptic number.

1230023122223 is a deficient number, since it is larger than the sum of its proper divisors (221704735441).

1230023122223 is a wasteful number, since it uses less digits than its factorization.

1230023122223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2502662.

The product of its (nonzero) digits is 1728, while the sum is 23.

Adding to 1230023122223 its reverse (3222213200321), we get a palindrome (4452236322544).

The spelling of 1230023122223 in words is "one trillion, two hundred thirty billion, twenty-three million, one hundred twenty-two thousand, two hundred twenty-three".

Divisors: 1 7 31 217 2267 15869 70277 491939 2500357 17502499 77511067 542577469 5668309319 39678165233 175717588889 1230023122223