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122116665070 = 25103118559869
BaseRepresentation
bin111000110111010111…
…0000110111011101110
3102200012112001100010001
41301232232012323232
54000043331240240
6132033303534514
711552110345411
oct1615656067356
9380175040101
10122116665070
11478757459a4
121b80075a43a
13b69188b6ca
145ca64cdb78
15329ac1089a
hex1c6eb86eee

122116665070 has 16 divisors (see below), whose sum is σ = 221944076640. Its totient is φ = 48372426144.

The previous prime is 122116665067. The next prime is 122116665161. The reversal of 122116665070 is 70566611221.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 59278905 + ... + 59280964.

It is an arithmetic number, because the mean of its divisors is an integer number (13871504790).

Almost surely, 2122116665070 is an apocalyptic number.

122116665070 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

122116665070 is a deficient number, since it is larger than the sum of its proper divisors (99827411570).

122116665070 is a wasteful number, since it uses less digits than its factorization.

122116665070 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 118559979.

The product of its (nonzero) digits is 30240, while the sum is 37.

The spelling of 122116665070 in words is "one hundred twenty-two billion, one hundred sixteen million, six hundred sixty-five thousand, seventy".

Divisors: 1 2 5 10 103 206 515 1030 118559869 237119738 592799345 1185598690 12211666507 24423333014 61058332535 122116665070