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22120123101 = 38982846903
BaseRepresentation
bin10100100110011101…
…100100101011011101
32010002120220200101120
4110212131210223131
5330300222414401
614054543001153
71412104641546
oct244635445335
963076820346
1022120123101
11942126197a
124353b991b9
1321169bcc4b
1410dbacd4cd
15896e5a836
hex526764add

22120123101 has 8 divisors (see below), whose sum is σ = 29824885440. Its totient is φ = 14581054752.

The previous prime is 22120123079. The next prime is 22120123127. The reversal of 22120123101 is 10132102122.

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

It is not a de Polignac number, because 22120123101 - 26 = 22120123037 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22120124101) by changing a digit.

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 in 7 ways as a sum of consecutive naturals, for example, 41423185 + ... + 41423718.

It is an arithmetic number, because the mean of its divisors is an integer number (3728110680).

Almost surely, 222120123101 is an apocalyptic number.

It is an amenable number.

22120123101 is a deficient number, since it is larger than the sum of its proper divisors (7704762339).

22120123101 is an equidigital number, since it uses as much as digits as its factorization.

22120123101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82846995.

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 22120123101 its reverse (10132102122), we get a palindrome (32252225223).

The spelling of 22120123101 in words is "twenty-two billion, one hundred twenty million, one hundred twenty-three thousand, one hundred one".

Divisors: 1 3 89 267 82846903 248540709 7373374367 22120123101