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2222112232031 = 19725144939273
BaseRepresentation
bin100000010101100000001…
…101011101001001011111
321212102122211012022100012
4200111200031131021133
5242401341212411111
64420454012553435
7316354004216606
oct40254015351137
97772584168305
102222112232031
1178743547420a
122ba7b0a8287b
1313170ca3c7c3
147979d5a8a3d
153cc0784e48b
hex2056035d25f

2222112232031 has 8 divisors (see below), whose sum is σ = 2242290015504. Its totient is φ = 2202024328000.

The previous prime is 2222112232027. The next prime is 2222112232069. The reversal of 2222112232031 is 1302322112222.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2222112232031 - 22 = 2222112232027 is a prime.

It is a super-2 number, since 2×22221122320312 (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2222112231988 and 2222112232006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2222112234031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22420190 + ... + 22519083.

It is an arithmetic number, because the mean of its divisors is an integer number (280286251938).

Almost surely, 22222112232031 is an apocalyptic number.

2222112232031 is a deficient number, since it is larger than the sum of its proper divisors (20177783473).

2222112232031 is a wasteful number, since it uses less digits than its factorization.

2222112232031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44939721.

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 2222112232031 its reverse (1302322112222), we get a palindrome (3524434344253).

The spelling of 2222112232031 in words is "two trillion, two hundred twenty-two billion, one hundred twelve million, two hundred thirty-two thousand, thirty-one".

Divisors: 1 197 251 49447 44939273 8853036781 11279757523 2222112232031