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122332211012 = 221112721891949
BaseRepresentation
bin111000111101110010…
…0010110011101000100
3102200202112122012120002
41301323210112131010
54001014021223022
6132110523500432
711560335431264
oct1617344263504
9380675565502
10122332211012
1147976386840
121b860987718
13b6c742999b
145cc6d9b7a4
1532aeadb092
hex1c7b916744

122332211012 has 24 divisors (see below), whose sum is σ = 235382246400. Its totient is φ = 55167708960.

The previous prime is 122332210993. The next prime is 122332211017. The reversal of 122332211012 is 210112233221.

It is not an unprimeable number, because it can be changed into a prime (122332211017) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10940387 + ... + 10951562.

It is an arithmetic number, because the mean of its divisors is an integer number (9807593600).

Almost surely, 2122332211012 is an apocalyptic number.

It is an amenable number.

122332211012 is a deficient number, since it is larger than the sum of its proper divisors (113050035388).

122332211012 is a wasteful number, since it uses less digits than its factorization.

122332211012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21892091 (or 21892089 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 122332211012 its reverse (210112233221), we get a palindrome (332444444233).

The spelling of 122332211012 in words is "one hundred twenty-two billion, three hundred thirty-two million, two hundred eleven thousand, twelve".

Divisors: 1 2 4 11 22 44 127 254 508 1397 2794 5588 21891949 43783898 87567796 240811439 481622878 963245756 2780277523 5560555046 11121110092 30583052753 61166105506 122332211012