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120403223 is a prime number
BaseRepresentation
bin1110010110100…
…11010100010111
322101120010011122
413023103110113
5221310400343
615540354155
72661260543
oct713232427
9271503148
10120403223
1161a677a6
12343a595b
131bc38615
1411dc2a23
15a885068
hex72d3517

120403223 has 2 divisors, whose sum is σ = 120403224. Its totient is φ = 120403222.

The previous prime is 120403219. The next prime is 120403249. The reversal of 120403223 is 322304021.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 120403223 - 22 = 120403219 is a prime.

It is a super-2 number, since 2×1204032232 = 28993872217575458, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (120403523) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60201611 + 60201612.

It is an arithmetic number, because the mean of its divisors is an integer number (60201612).

Almost surely, 2120403223 is an apocalyptic number.

120403223 is a deficient number, since it is larger than the sum of its proper divisors (1).

120403223 is an equidigital number, since it uses as much as digits as its factorization.

120403223 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 288, while the sum is 17.

The square root of 120403223 is about 10972.8402430729. The cubic root of 120403223 is about 493.7942602421.

Adding to 120403223 its reverse (322304021), we get a palindrome (442707244).

The spelling of 120403223 in words is "one hundred twenty million, four hundred three thousand, two hundred twenty-three".