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2130010222 = 21065005111
BaseRepresentation
bin111111011110101…
…0110000001101110
312111102222201201111
41332331112001232
513330240311342
6551205302234
7103532534224
oct17675260156
95442881644
102130010222
119a337622a
124b540497a
1327c3976a2
14162c5cb14
15c6ee4217
hex7ef5606e

2130010222 has 4 divisors (see below), whose sum is σ = 3195015336. Its totient is φ = 1065005110.

The previous prime is 2130010213. The next prime is 2130010237. The reversal of 2130010222 is 2220100312.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 532502554 + ... + 532502557.

It is an arithmetic number, because the mean of its divisors is an integer number (798753834).

Almost surely, 22130010222 is an apocalyptic number.

2130010222 is a deficient number, since it is larger than the sum of its proper divisors (1065005114).

2130010222 is a wasteful number, since it uses less digits than its factorization.

2130010222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1065005113.

The product of its (nonzero) digits is 48, while the sum is 13.

The square root of 2130010222 is about 46152.0337796722. The cubic root of 2130010222 is about 1286.6504094551.

Adding to 2130010222 its reverse (2220100312), we get a palindrome (4350110534).

The spelling of 2130010222 in words is "two billion, one hundred thirty million, ten thousand, two hundred twenty-two".

Divisors: 1 2 1065005111 2130010222