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10101001108 = 2211220869837
BaseRepresentation
bin10010110100001000…
…10000101110010100
3222001221211000121011
421122010100232110
5131141324013413
64350151302004
7505212043552
oct113204205624
928057730534
1010101001108
11431382a700
121b5a97a904
13c4c8c1843
146bb734bd2
153e1bae33d
hex25a110b94

10101001108 has 18 divisors (see below), whose sum is σ = 19429819178. Its totient is φ = 4591363920.

The previous prime is 10101001037. The next prime is 10101001123. The reversal of 10101001108 is 80110010101.

It can be written as a sum of positive squares in only one way, i.e., 9840243204 + 260757904 = 99198^2 + 16148^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 10434435 + ... + 10435402.

Almost surely, 210101001108 is an apocalyptic number.

It is an amenable number.

10101001108 is a deficient number, since it is larger than the sum of its proper divisors (9328818070).

10101001108 is a wasteful number, since it uses less digits than its factorization.

10101001108 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20869863 (or 20869850 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 10101001108 its reverse (80110010101), we get a palindrome (90211011209).

The spelling of 10101001108 in words is "ten billion, one hundred one million, one thousand, one hundred eight".

Divisors: 1 2 4 11 22 44 121 242 484 20869837 41739674 83479348 229568207 459136414 918272828 2525250277 5050500554 10101001108