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223013101 = 317193971
BaseRepresentation
bin11010100101011…
…10100011101101
3120112122020110111
431102232203231
5424042404401
634043540021
75345402653
oct1522564355
9515566414
10223013101
11104981053
126282a611
133728401c
1421892dd3
15148a2e51
hexd4ae8ed

223013101 has 4 divisors (see below), whose sum is σ = 230207104. Its totient is φ = 215819100.

The previous prime is 223013099. The next prime is 223013107. The reversal of 223013101 is 101310322.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 223013101 - 21 = 223013099 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (223013107) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3596955 + ... + 3597016.

It is an arithmetic number, because the mean of its divisors is an integer number (57551776).

Almost surely, 2223013101 is an apocalyptic number.

It is an amenable number.

223013101 is a deficient number, since it is larger than the sum of its proper divisors (7194003).

223013101 is an equidigital number, since it uses as much as digits as its factorization.

223013101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7194002.

The product of its (nonzero) digits is 36, while the sum is 13.

The square root of 223013101 is about 14933.6231705504. The cubic root of 223013101 is about 606.4245745736.

Adding to 223013101 its reverse (101310322), we get a palindrome (324323423).

The spelling of 223013101 in words is "two hundred twenty-three million, thirteen thousand, one hundred one".

Divisors: 1 31 7193971 223013101