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12202200023 = 132113638959
BaseRepresentation
bin10110101110100111…
…01100101111010111
31011111101120222122012
423113103230233113
5144442230400043
65334451254435
7611244663116
oct132723545727
934441528565
1012202200023
1151a1907532
1224465aa41b
1311c600c300
1483a813c7d
154b63b1a18
hex2d74ecbd7

12202200023 has 12 divisors (see below), whose sum is σ = 13329983520. Its totient is φ = 11163874176.

The previous prime is 12202200011. The next prime is 12202200047. The reversal of 12202200023 is 32000220221.

It is not a de Polignac number, because 12202200023 - 210 = 12202198999 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12202199980 and 12202200007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12202200053) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 300383 + ... + 338576.

It is an arithmetic number, because the mean of its divisors is an integer number (1110831960).

Almost surely, 212202200023 is an apocalyptic number.

12202200023 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

12202200023 is a deficient number, since it is larger than the sum of its proper divisors (1127783497).

12202200023 is a wasteful number, since it uses less digits than its factorization.

12202200023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 639098 (or 639085 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 14.

Adding to 12202200023 its reverse (32000220221), we get a palindrome (44202420244).

The spelling of 12202200023 in words is "twelve billion, two hundred two million, two hundred thousand, twenty-three".

Divisors: 1 13 113 169 1469 19097 638959 8306467 72202367 107984071 938630771 12202200023