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10222132213 = 23444440531
BaseRepresentation
bin10011000010100100…
…10101101111110101
3222101101202010020101
421201102111233311
5131413331212323
64410155434101
7511212455506
oct114122255765
928341663211
1010222132213
114376144257
121b93455931
13c6ba23557
146cd866bad
153ec639dad
hex261495bf5

10222132213 has 4 divisors (see below), whose sum is σ = 10666572768. Its totient is φ = 9777691660.

The previous prime is 10222132201. The next prime is 10222132223. The reversal of 10222132213 is 31223122201.

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, and also an emirpimes, since its reverse is a distinct semiprime: 31223122201 = 293106563557.

It is a cyclic number.

It is not a de Polignac number, because 10222132213 - 29 = 10222131701 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 (10222132223) 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, 222220243 + ... + 222220288.

It is an arithmetic number, because the mean of its divisors is an integer number (2666643192).

Almost surely, 210222132213 is an apocalyptic number.

It is an amenable number.

10222132213 is a deficient number, since it is larger than the sum of its proper divisors (444440555).

10222132213 is an equidigital number, since it uses as much as digits as its factorization.

10222132213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 444440554.

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 10222132213 its reverse (31223122201), we get a palindrome (41445254414).

The spelling of 10222132213 in words is "ten billion, two hundred twenty-two million, one hundred thirty-two thousand, two hundred thirteen".

Divisors: 1 23 444440531 10222132213