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22302021131 = 1310316655729
BaseRepresentation
bin10100110001010011…
…011101011000001011
32010120021012001120122
4110301103131120023
5331133304134011
614125001413455
71416444023525
oct246123353013
963507161518
1022302021131
119504a00625
1243a4a9a28b
1321455a9a10
141117d1ca15
158a7ddb3db
hex5314dd60b

22302021131 has 8 divisors (see below), whose sum is σ = 24250742880. Its totient is φ = 20386611072.

The previous prime is 22302021107. The next prime is 22302021199. The reversal of 22302021131 is 13112020322.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 22302021131 - 226 = 22234912267 is a prime.

It is a super-2 number, since 2×223020211312 (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (22302027131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8326526 + ... + 8329203.

It is an arithmetic number, because the mean of its divisors is an integer number (3031342860).

Almost surely, 222302021131 is an apocalyptic number.

22302021131 is a deficient number, since it is larger than the sum of its proper divisors (1948721749).

22302021131 is a wasteful number, since it uses less digits than its factorization.

22302021131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16655845.

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 22302021131 its reverse (13112020322), we get a palindrome (35414041453).

The spelling of 22302021131 in words is "twenty-two billion, three hundred two million, twenty-one thousand, one hundred thirty-one".

Divisors: 1 13 103 1339 16655729 216524477 1715540087 22302021131