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101123112 = 2334213463
BaseRepresentation
bin1100000011100…
…00010000101000
321001021120211110
412001300100220
5201341414422
614011230320
72335350366
oct601602050
9231246743
10101123112
1152099322
1229a483a0
1317c47a7c
14d604636
158d2760c
hex6070428

101123112 has 16 divisors (see below), whose sum is σ = 252807840. Its totient is φ = 33707696.

The previous prime is 101123083. The next prime is 101123117. The reversal of 101123112 is 211321101.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is not an unprimeable number, because it can be changed into a prime (101123117) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2106708 + ... + 2106755.

It is an arithmetic number, because the mean of its divisors is an integer number (15800490).

Almost surely, 2101123112 is an apocalyptic number.

101123112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

101123112 is an abundant number, since it is smaller than the sum of its proper divisors (151684728).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

101123112 is a wasteful number, since it uses less digits than its factorization.

101123112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4213472 (or 4213468 counting only the distinct ones).

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

The square root of 101123112 is about 10055.9988066825. The cubic root of 101123112 is about 465.8900930117.

Adding to 101123112 its reverse (211321101), we get a palindrome (312444213).

The spelling of 101123112 in words is "one hundred one million, one hundred twenty-three thousand, one hundred twelve".

Divisors: 1 2 3 4 6 8 12 24 4213463 8426926 12640389 16853852 25280778 33707704 50561556 101123112