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140222111223 = 31971263131743
BaseRepresentation
bin1000001010010111100…
…0111001110111110111
3111101221022122022001210
42002211320321313313
54244133330024343
6144230034252503
713062556164615
oct2024570716767
9441838568053
10140222111223
11545167a9637
1223214127133
13102b88bb65c
146b02d286b5
1539aa497333
hex20a5e39df7

140222111223 has 32 divisors (see below), whose sum is σ = 200335196160. Its totient is φ = 86981338080.

The previous prime is 140222111153. The next prime is 140222111231. The reversal of 140222111223 is 322111222041.

It is a happy number.

It is not a de Polignac number, because 140222111223 - 212 = 140222107127 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 140222111223.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140222111123) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 998490 + ... + 1130232.

It is an arithmetic number, because the mean of its divisors is an integer number (6260474880).

Almost surely, 2140222111223 is an apocalyptic number.

140222111223 is a deficient number, since it is larger than the sum of its proper divisors (60113084937).

140222111223 is a wasteful number, since it uses less digits than its factorization.

140222111223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 132099.

The product of its (nonzero) digits is 384, while the sum is 21.

Adding to 140222111223 its reverse (322111222041), we get a palindrome (462333333264).

The spelling of 140222111223 in words is "one hundred forty billion, two hundred twenty-two million, one hundred eleven thousand, two hundred twenty-three".

Divisors: 1 3 19 57 71 213 263 789 1349 4047 4997 14991 18673 56019 131743 354787 395229 1064361 2503117 7509351 9353753 28061259 34648409 103945227 177721307 533163921 658319771 1974959313 2460037039 7380111117 46740703741 140222111223