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12212202011001 = 315712591173777
BaseRepresentation
bin1011000110110101111111…
…1101100111100101111001
31121020110211100121011122020
42301231133331213211321
53100041042203323001
641550112543345053
72400205515234426
oct261553775474571
947213740534566
1012212202011001
113989190733513
1214529818b2189
136a77b4982cc5
14303106464d4d
15162a0271a736
hexb1b5ff67979

12212202011001 has 8 divisors (see below), whose sum is σ = 16293300716064. Its totient is φ = 8136285656640.

The previous prime is 12212202010979. The next prime is 12212202011063. The reversal of 12212202011001 is 10011020221221.

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

It is not a de Polignac number, because 12212202011001 - 213 = 12212202002809 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12212202011071) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1295582176 + ... + 1295591601.

It is an arithmetic number, because the mean of its divisors is an integer number (2036662589508).

Almost surely, 212212202011001 is an apocalyptic number.

It is an amenable number.

12212202011001 is a deficient number, since it is larger than the sum of its proper divisors (4081098705063).

12212202011001 is a wasteful number, since it uses less digits than its factorization.

12212202011001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2591175351.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 12212202011001 its reverse (10011020221221), we get a palindrome (22223222232222).

The spelling of 12212202011001 in words is "twelve trillion, two hundred twelve billion, two hundred two million, eleven thousand, one".

Divisors: 1 3 1571 4713 2591173777 7773521331 4070734003667 12212202011001