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121022023301 = 1094911053249
BaseRepresentation
bin111000010110101111…
…0011000011010000101
3102120101020021202220022
41300231132120122011
53440323114221201
6131332521544525
711513016140114
oct1605536303205
9376336252808
10121022023301
1147363860383
121b556045145
13b548b6589a
145c00d87c7b
153234a8741b
hex1c2d798685

121022023301 has 4 divisors (see below), whose sum is σ = 121033087500. Its totient is φ = 121010959104.

The previous prime is 121022023123. The next prime is 121022023307. The reversal of 121022023301 is 103320220121.

Adding to 121022023301 its reverse (103320220121), we get a palindrome (224342243422).

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 54599332225 + 66422691076 = 233665^2 + 257726^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-121022023301 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 121022023301.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121022023307) 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, 5515676 + ... + 5537573.

It is an arithmetic number, because the mean of its divisors is an integer number (30258271875).

Almost surely, 2121022023301 is an apocalyptic number.

It is an amenable number.

121022023301 is a deficient number, since it is larger than the sum of its proper divisors (11064199).

121022023301 is a wasteful number, since it uses less digits than its factorization.

121022023301 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11064198.

The product of its (nonzero) digits is 144, while the sum is 17.

The spelling of 121022023301 in words is "one hundred twenty-one billion, twenty-two million, twenty-three thousand, three hundred one".

Divisors: 1 10949 11053249 121022023301