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12112021000201 = 53228528698117
BaseRepresentation
bin1011000001000000110010…
…1101011001000000001001
31120212220020120100112020211
42300100030231121000021
53041420404334001301
641432104032521121
72360031112550563
oct260201455310011
946786216315224
1012112021000201
11394a752105311
1214374833b01a1
1369b20a8075a5
142dc321366333
151600dc678051
hexb040cb59009

12112021000201 has 4 divisors (see below), whose sum is σ = 12340549698372. Its totient is φ = 11883492302032.

The previous prime is 12112021000199. The next prime is 12112021000207. The reversal of 12112021000201 is 10200012021121.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 3630244302400 + 8481776697801 = 1905320^2 + 2912349^2 .

It is a cyclic number.

It is not a de Polignac number, because 12112021000201 - 21 = 12112021000199 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12112021000207) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 114264349006 + ... + 114264349111.

It is an arithmetic number, because the mean of its divisors is an integer number (3085137424593).

Almost surely, 212112021000201 is an apocalyptic number.

It is an amenable number.

12112021000201 is a deficient number, since it is larger than the sum of its proper divisors (228528698171).

12112021000201 is an equidigital number, since it uses as much as digits as its factorization.

12112021000201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 228528698170.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 12112021000201 its reverse (10200012021121), we get a palindrome (22312033021322).

The spelling of 12112021000201 in words is "twelve trillion, one hundred twelve billion, twenty-one million, two hundred one", and thus it is an aban number.

Divisors: 1 53 228528698117 12112021000201