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122047221322 = 2134694123897
BaseRepresentation
bin111000110101010010…
…1001100111001001010
3102200000200101020012101
41301222211030321022
53444423042040242
6132022343304014
711550305156455
oct1615245147112
9380020336171
10122047221322
114783a524874
121b7a144b00a
13b680386130
145c9b1b449c
153294a949b7
hex1c6a94ce4a

122047221322 has 8 divisors (see below), whose sum is σ = 197153203716. Its totient is φ = 56329486752.

The previous prime is 122047221311. The next prime is 122047221347. The reversal of 122047221322 is 223122740221.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 107781546601 + 14265674721 = 328301^2 + 119439^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2347061923 + ... + 2347061974.

Almost surely, 2122047221322 is an apocalyptic number.

122047221322 is a deficient number, since it is larger than the sum of its proper divisors (75105982394).

122047221322 is a wasteful number, since it uses less digits than its factorization.

122047221322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4694123912.

The product of its (nonzero) digits is 5376, while the sum is 28.

Adding to 122047221322 its reverse (223122740221), we get a palindrome (345169961543).

The spelling of 122047221322 in words is "one hundred twenty-two billion, forty-seven million, two hundred twenty-one thousand, three hundred twenty-two".

Divisors: 1 2 13 26 4694123897 9388247794 61023610661 122047221322