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22125313313 = 187911775047
BaseRepresentation
bin10100100110110001…
…010111110100100001
32010002221200101000122
4110212301113310201
5330303040011223
614055250130025
71412200026425
oct244661276441
963087611018
1022125313313
119424187404
124355880915
132117ab948c
1410dc680b85
158976335c8
hex526c57d21

22125313313 has 4 divisors (see below), whose sum is σ = 22137090240. Its totient is φ = 22113536388.

The previous prime is 22125313279. The next prime is 22125313337. The reversal of 22125313313 is 31331352122.

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 22125313313 - 28 = 22125313057 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22125313213) 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 3 ways as a sum of consecutive naturals, for example, 5885645 + ... + 5889402.

It is an arithmetic number, because the mean of its divisors is an integer number (5534272560).

Almost surely, 222125313313 is an apocalyptic number.

It is an amenable number.

22125313313 is a deficient number, since it is larger than the sum of its proper divisors (11776927).

22125313313 is a wasteful number, since it uses less digits than its factorization.

22125313313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11776926.

The product of its digits is 3240, while the sum is 26.

Adding to 22125313313 its reverse (31331352122), we get a palindrome (53456665435).

The spelling of 22125313313 in words is "twenty-two billion, one hundred twenty-five million, three hundred thirteen thousand, three hundred thirteen".

Divisors: 1 1879 11775047 22125313313