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123414222020 = 225231999134213
BaseRepresentation
bin111001011110000001…
…1111001010011000100
3102210112221122001121212
41302330003321103010
54010223020101040
6132410135030552
711626214402315
oct1627403712304
9383487561555
10123414222020
1148381124711
121bb0320b458
13b83a64c69b
145d8a97660c
153324abbd65
hex1cbc0f94c4

123414222020 has 48 divisors (see below), whose sum is σ = 270575424000. Its totient is φ = 47195381376.

The previous prime is 123414221993. The next prime is 123414222053. The reversal of 123414222020 is 20222414321.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 852434 + ... + 986646.

It is an arithmetic number, because the mean of its divisors is an integer number (5636988000).

Almost surely, 2123414222020 is an apocalyptic number.

123414222020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

123414222020 is an abundant number, since it is smaller than the sum of its proper divisors (147161201980).

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

123414222020 is a wasteful number, since it uses less digits than its factorization.

123414222020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 136244 (or 136242 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 23.

Adding to 123414222020 its reverse (20222414321), we get a palindrome (143636636341).

The spelling of 123414222020 in words is "one hundred twenty-three billion, four hundred fourteen million, two hundred twenty-two thousand, twenty".

Divisors: 1 2 4 5 10 20 23 46 92 115 230 460 1999 3998 7996 9995 19990 39980 45977 91954 134213 183908 229885 268426 459770 536852 671065 919540 1342130 2684260 3086899 6173798 12347596 15434495 30868990 61737980 268291787 536583574 1073167148 1341458935 2682917870 5365835740 6170711101 12341422202 24682844404 30853555505 61707111010 123414222020