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10102000123 = 191912783687
BaseRepresentation
bin10010110100010000…
…00100100111111011
3222002000200202222201
421122020010213323
5131142103000443
64350224531031
7505223404255
oct113210044773
928060622881
1010102000123
114314352236
121b5b180a77
13c4cb81487
146bb914cd5
153e1d0a34d
hex25a2049fb

10102000123 has 8 divisors (see below), whose sum is σ = 10689361920. Its totient is φ = 9520206120.

The previous prime is 10102000109. The next prime is 10102000171. The reversal of 10102000123 is 32100020101.

Adding to 10102000123 its reverse (32100020101), we get a palindrome (42202020224).

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

It is not a de Polignac number, because 10102000123 - 213 = 10101991931 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10102000523) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1388215 + ... + 1395472.

It is an arithmetic number, because the mean of its divisors is an integer number (1336170240).

Almost surely, 210102000123 is an apocalyptic number.

10102000123 is a deficient number, since it is larger than the sum of its proper divisors (587361797).

10102000123 is a wasteful number, since it uses less digits than its factorization.

10102000123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2783897.

The product of its (nonzero) digits is 12, while the sum is 10.

The spelling of 10102000123 in words is "ten billion, one hundred two million, one hundred twenty-three", and thus it is an aban number.

Divisors: 1 19 191 3629 2783687 52890053 531684217 10102000123