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122230222012 = 22532299372687
BaseRepresentation
bin111000111010101111…
…1010010110010111100
3102200111102201121221201
41301311133102302330
54000311414101022
6132052441505244
711554656513253
oct1616537226274
9380442647851
10122230222012
1147923856a08
121b8327a2224
13b6ac26aa72
145cb760d79a
1532a5b92127
hex1c757d2cbc

122230222012 has 48 divisors (see below), whose sum is σ = 219205647360. Its totient is φ = 59614244352.

The previous prime is 122230221983. The next prime is 122230222013. The reversal of 122230222012 is 210222032221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122230222013) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 45488133 + ... + 45490819.

It is an arithmetic number, because the mean of its divisors is an integer number (4566784320).

Almost surely, 2122230222012 is an apocalyptic number.

It is an amenable number.

122230222012 is a deficient number, since it is larger than the sum of its proper divisors (96975425348).

122230222012 is a wasteful number, since it uses less digits than its factorization.

122230222012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3910 (or 3908 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 19.

Adding to 122230222012 its reverse (210222032221), we get a palindrome (332452254233).

The spelling of 122230222012 in words is "one hundred twenty-two billion, two hundred thirty million, two hundred twenty-two thousand, twelve".

Divisors: 1 2 4 53 106 212 229 458 916 937 1874 2687 3748 5374 10748 12137 24274 48548 49661 99322 142411 198644 214573 284822 429146 569644 615323 858292 1230646 2461292 2517719 5035438 10070876 11372369 22744738 32612119 45489476 65224238 130448476 133439107 266878214 533756428 576557651 1153115302 2306230604 30557555503 61115111006 122230222012