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12203202130 = 257808721557
BaseRepresentation
bin10110101110101111…
…00001011001010010
31011111110110220021021
423113113201121102
5144443004432010
65334524550054
7611256335530
oct132727413122
934443426237
1012203202130
1151a2431419
1224469b232a
1311c62a0482
1483a9d5150
154b650d8da
hex2d75e1652

12203202130 has 32 divisors (see below), whose sum is σ = 25107998976. Its totient is φ = 4183243584.

The previous prime is 12203202061. The next prime is 12203202131. The reversal of 12203202130 is 3120230221.

It is not an unprimeable number, because it can be changed into a prime (12203202131) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 555312 + ... + 576868.

It is an arithmetic number, because the mean of its divisors is an integer number (784624968).

Almost surely, 212203202130 is an apocalyptic number.

12203202130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12203202130 is an abundant number, since it is smaller than the sum of its proper divisors (12904796846).

12203202130 is a wasteful number, since it uses less digits than its factorization.

12203202130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29658.

The product of its (nonzero) digits is 144, while the sum is 16.

Adding to 12203202130 its reverse (3120230221), we get a palindrome (15323432351).

The spelling of 12203202130 in words is "twelve billion, two hundred three million, two hundred two thousand, one hundred thirty".

Divisors: 1 2 5 7 10 14 35 70 8087 16174 21557 40435 43114 56609 80870 107785 113218 150899 215570 283045 301798 566090 754495 1508990 174331459 348662918 871657295 1220320213 1743314590 2440640426 6101601065 12203202130