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12120091110292 = 22111155123846993
BaseRepresentation
bin1011000001011110110110…
…1110011010101110010100
31120220200001222200121010011
42300113231232122232110
53042033421311012132
641435520515210004
72360435104423414
oct260275556325624
946820058617104
1012120091110292
113953113509490
121438b55ba6904
1369bbc5727369
142dc889080644
15160410dc1b47
hexb05edb9ab94

12120091110292 has 24 divisors (see below), whose sum is σ = 23140359873792. Its totient is φ = 5508655152000.

The previous prime is 12120091110187. The next prime is 12120091110307. The reversal of 12120091110292 is 29201119002121.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11415253 + ... + 12431740.

It is an arithmetic number, because the mean of its divisors is an integer number (964181661408).

Almost surely, 212120091110292 is an apocalyptic number.

It is an amenable number.

12120091110292 is a deficient number, since it is larger than the sum of its proper divisors (11020268763500).

12120091110292 is a wasteful number, since it uses less digits than its factorization.

12120091110292 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23858559 (or 23858557 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 31.

The spelling of 12120091110292 in words is "twelve trillion, one hundred twenty billion, ninety-one million, one hundred ten thousand, two hundred ninety-two".

Divisors: 1 2 4 11 22 44 11551 23102 46204 127061 254122 508244 23846993 47693986 95387972 262316923 524633846 1049267692 275456616143 550913232286 1101826464572 3030022777573 6060045555146 12120091110292