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2223010231 = 13171000787
BaseRepresentation
bin1000010010000000…
…0111000110110111
312201220222121202021
42010200013012313
514023042311411
61004330454011
7106042163251
oct20440070667
95656877667
102223010231
11a40916542
12520594307
13295729c90
1417134acd1
15d0264a71
hex848071b7

2223010231 has 4 divisors (see below), whose sum is σ = 2394011032. Its totient is φ = 2052009432.

The previous prime is 2223010199. The next prime is 2223010243. The reversal of 2223010231 is 1320103222.

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

It is a cyclic number.

It is not a de Polignac number, because 2223010231 - 25 = 2223010199 is a prime.

It is a super-2 number, since 2×22230102312 = 9883548974261346722, 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 (2223010271) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 85500381 + ... + 85500406.

It is an arithmetic number, because the mean of its divisors is an integer number (598502758).

Almost surely, 22223010231 is an apocalyptic number.

2223010231 is a deficient number, since it is larger than the sum of its proper divisors (171000801).

2223010231 is a wasteful number, since it uses less digits than its factorization.

2223010231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 171000800.

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 2223010231 is about 47148.8094335371. The cubic root of 2223010231 is about 1305.1101096642.

Adding to 2223010231 its reverse (1320103222), we get a palindrome (3543113453).

The spelling of 2223010231 in words is "two billion, two hundred twenty-three million, ten thousand, two hundred thirty-one".

Divisors: 1 13 171000787 2223010231