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122313001011 = 31922728333403
BaseRepresentation
bin111000111101001101…
…1000100100000110011
3102200201012111020101120
41301322123010200303
54000444112013021
6132105000033323
711560013232405
oct1617233044063
9380635436346
10122313001011
1147966556003
121b856462843
13b6c3462016
145cc45dab75
1532ad0942c6
hex1c7a6c4833

122313001011 has 32 divisors (see below), whose sum is σ = 173038064640. Its totient is φ = 76635945504.

The previous prime is 122313001009. The next prime is 122313001033. The reversal of 122313001011 is 110100313221.

It is a happy number.

It is not a de Polignac number, because 122313001011 - 21 = 122313001009 is a prime.

It is not an unprimeable number, because it can be changed into a prime (122313001051) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3645036 + ... + 3678438.

It is an arithmetic number, because the mean of its divisors is an integer number (5407439520).

Almost surely, 2122313001011 is an apocalyptic number.

122313001011 is a deficient number, since it is larger than the sum of its proper divisors (50725063629).

122313001011 is a wasteful number, since it uses less digits than its factorization.

122313001011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33935.

The product of its (nonzero) digits is 36, while the sum is 15.

Adding to 122313001011 its reverse (110100313221), we get a palindrome (232413314232).

The spelling of 122313001011 in words is "one hundred twenty-two billion, three hundred thirteen million, one thousand, eleven".

Divisors: 1 3 19 57 227 283 681 849 4313 5377 12939 16131 33403 64241 100209 192723 634657 1220579 1903971 3661737 7582481 9453049 22747443 28359147 144067139 179607931 432201417 538823793 2145842123 6437526369 40771000337 122313001011