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22200122118 = 234917535683
BaseRepresentation
bin10100101011001110…
…101111101100000110
32010022011110001102010
4110223032233230012
5330431212401433
614110521355050
71414065632046
oct245316575406
963264401363
1022200122118
119462432369
124376938a86
13212a44ca45
141108595726
1589deade63
hex52b3afb06

22200122118 has 16 divisors (see below), whose sum is σ = 44490678336. Its totient is φ = 7384968360.

The previous prime is 22200122117. The next prime is 22200122141. The reversal of 22200122118 is 81122100222.

It is a super-2 number, since 2×222001221182 (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 22200122094 and 22200122103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22200122117) 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, 3764896 + ... + 3770787.

It is an arithmetic number, because the mean of its divisors is an integer number (2780667396).

Almost surely, 222200122118 is an apocalyptic number.

22200122118 is an abundant number, since it is smaller than the sum of its proper divisors (22290556218).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22200122118 is a wasteful number, since it uses less digits than its factorization.

22200122118 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7536179.

The product of its (nonzero) digits is 256, while the sum is 21.

The spelling of 22200122118 in words is "twenty-two billion, two hundred million, one hundred twenty-two thousand, one hundred eighteen".

Divisors: 1 2 3 6 491 982 1473 2946 7535683 15071366 22607049 45214098 3700020353 7400040706 11100061059 22200122118