Search a number
-
+
112121023 = 753302213
BaseRepresentation
bin1101010111011…
…01010010111111
321210222100010111
412223231102333
5212200333043
615043050451
72531004310
oct653552277
9253870114
10112121023
1158320203
1231670a27
131a2c8901
1410c68607
159c9b09d
hex6aed4bf

112121023 has 8 divisors (see below), whose sum is σ = 130556448. Its totient is φ = 94290144.

The previous prime is 112121003. The next prime is 112121027. The reversal of 112121023 is 320121211.

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

It is a cyclic number.

It is not a de Polignac number, because 112121023 - 217 = 111989951 is a prime.

It is a super-2 number, since 2×1121210232 = 25142247597133058, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 112120994 and 112121012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112121027) 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, 150736 + ... + 151477.

It is an arithmetic number, because the mean of its divisors is an integer number (16319556).

Almost surely, 2112121023 is an apocalyptic number.

112121023 is a deficient number, since it is larger than the sum of its proper divisors (18435425).

112121023 is an equidigital number, since it uses as much as digits as its factorization.

112121023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 302273.

The product of its (nonzero) digits is 24, while the sum is 13.

The square root of 112121023 is about 10588.7214997846. The cubic root of 112121023 is about 482.2020109599.

Adding to 112121023 its reverse (320121211), we get a palindrome (432242234).

The spelling of 112121023 in words is "one hundred twelve million, one hundred twenty-one thousand, twenty-three".

Divisors: 1 7 53 371 302213 2115491 16017289 112121023