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12202012293 = 317239255143
BaseRepresentation
bin10110101110100101…
…11110111010000101
31011111101020110010020
423113102332322011
5144442203343133
65334443245353
7611243251602
oct132722767205
934441213106
1012202012293
1151a1799489
122446519859
1311c5c74a23
1483a7a56a9
154b63760b3
hex2d74bee85

12202012293 has 8 divisors (see below), whose sum is σ = 17226370368. Its totient is φ = 7656164544.

The previous prime is 12202012289. The next prime is 12202012297. The reversal of 12202012293 is 39221020221.

It is an interprime number because it is at equal distance from previous prime (12202012289) and next prime (12202012297).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 12202012293 - 22 = 12202012289 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12202012297) 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, 119627521 + ... + 119627622.

It is an arithmetic number, because the mean of its divisors is an integer number (2153296296).

Almost surely, 212202012293 is an apocalyptic number.

It is an amenable number.

12202012293 is a deficient number, since it is larger than the sum of its proper divisors (5024358075).

12202012293 is a wasteful number, since it uses less digits than its factorization.

12202012293 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 239255163.

The product of its (nonzero) digits is 864, while the sum is 24.

The spelling of 12202012293 in words is "twelve billion, two hundred two million, twelve thousand, two hundred ninety-three".

Divisors: 1 3 17 51 239255143 717765429 4067337431 12202012293