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111122200022231 is a prime number
BaseRepresentation
bin11001010001000010100111…
…010000100100110011010111
3112120110011211011212112020102
4121101002213100210303113
5104031111231201202411
61032200500044524315
732256212464362146
oct3121024720446327
9476404734775212
10111122200022231
1132452729a654a2
1210568287b5069b
134a00a17492b58
141d624b397575d
15cca824152d3b
hex6510a7424cd7

111122200022231 has 2 divisors, whose sum is σ = 111122200022232. Its totient is φ = 111122200022230.

The previous prime is 111122200022209. The next prime is 111122200022291. The reversal of 111122200022231 is 132220002221111.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-111122200022231 is a prime.

It is a super-2 number, since 2×1111222000222312 (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (111122200022201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55561100011115 + 55561100011116.

It is an arithmetic number, because the mean of its divisors is an integer number (55561100011116).

Almost surely, 2111122200022231 is an apocalyptic number.

111122200022231 is a deficient number, since it is larger than the sum of its proper divisors (1).

111122200022231 is an equidigital number, since it uses as much as digits as its factorization.

111122200022231 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 192, while the sum is 20.

Adding to 111122200022231 its reverse (132220002221111), we get a palindrome (243342202243342).

The spelling of 111122200022231 in words is "one hundred eleven trillion, one hundred twenty-two billion, two hundred million, twenty-two thousand, two hundred thirty-one".