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12233230110020 = 2251135412933677
BaseRepresentation
bin1011001000000100010101…
…0101011100110101000100
31121022111002211200021121102
42302001011111130311010
53100412123402010040
642003511320435232
72401551563152523
oct262010525346504
947274084607542
1012233230110020
1139970a1528547
121456a70018b18
136a978635574a
1430413d0d04ba
15163333868515
hexb204555cd44

12233230110020 has 24 divisors (see below), whose sum is σ = 25917126450264. Its totient is φ = 4849988573696.

The previous prime is 12233230110019. The next prime is 12233230110067. The reversal of 12233230110020 is 2001103233221.

It can be written as a sum of positive squares in 4 ways, for example, as 55810282564 + 12177419827456 = 236242^2 + 3489616^2 .

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 12233230109974 and 12233230110001.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2706464579 + ... + 2706469098.

It is an arithmetic number, because the mean of its divisors is an integer number (1079880268761).

Almost surely, 212233230110020 is an apocalyptic number.

12233230110020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12233230110020 is an abundant number, since it is smaller than the sum of its proper divisors (13683896340244).

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

12233230110020 is a wasteful number, since it uses less digits than its factorization.

12233230110020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5412933799 (or 5412933797 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 12233230110020 its reverse (2001103233221), we get a palindrome (14234333343241).

The spelling of 12233230110020 in words is "twelve trillion, two hundred thirty-three billion, two hundred thirty million, one hundred ten thousand, twenty".

Divisors: 1 2 4 5 10 20 113 226 452 565 1130 2260 5412933677 10825867354 21651734708 27064668385 54129336770 108258673540 611661505501 1223323011002 2446646022004 3058307527505 6116615055010 12233230110020