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12214500131 = 173387718211
BaseRepresentation
bin10110110000000101…
…00111101100100011
31011112020201220012202
423120002213230203
5200003403001011
65340011043415
7611454352361
oct133002475443
934466656182
1012214500131
1151a8848809
12244a74056b
1311c8727a92
1483c2d6631
154b74e123b
hex2d80a7b23

12214500131 has 8 divisors (see below), whose sum is σ = 12288947664. Its totient is φ = 12140097120.

The previous prime is 12214500121. The next prime is 12214500143. The reversal of 12214500131 is 13100541221.

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 12214500131 - 214 = 12214483747 is a prime.

It is a super-2 number, since 2×122145001312 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12214500121) 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, 661616 + ... + 679826.

It is an arithmetic number, because the mean of its divisors is an integer number (1536118458).

Almost surely, 212214500131 is an apocalyptic number.

12214500131 is a deficient number, since it is larger than the sum of its proper divisors (74447533).

12214500131 is a wasteful number, since it uses less digits than its factorization.

12214500131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22261.

The product of its (nonzero) digits is 240, while the sum is 20.

The spelling of 12214500131 in words is "twelve billion, two hundred fourteen million, five hundred thousand, one hundred thirty-one".

Divisors: 1 173 3877 18211 670721 3150503 70604047 12214500131