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120031112010 = 2354001037067
BaseRepresentation
bin110111111001001101…
…0010110101101001010
3102110211011201021011010
41233302122112231022
53431310431041020
6131050323144350
711446324421655
oct1576232265512
9373734637133
10120031112010
11469a5485027
121b31a2150b6
13b41b78b544
145b4952489c
1531c7a9dde0
hex1bf2696b4a

120031112010 has 16 divisors (see below), whose sum is σ = 288074668896. Its totient is φ = 32008296528.

The previous prime is 120031111973. The next prime is 120031112011. The reversal of 120031112010 is 10211130021.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (120031112011) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2000518504 + ... + 2000518563.

It is an arithmetic number, because the mean of its divisors is an integer number (18004666806).

Almost surely, 2120031112010 is an apocalyptic number.

120031112010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

120031112010 is an abundant number, since it is smaller than the sum of its proper divisors (168043556886).

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

120031112010 is a wasteful number, since it uses less digits than its factorization.

120031112010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4001037077.

The product of its (nonzero) digits is 12, while the sum is 12.

Adding to 120031112010 its reverse (10211130021), we get a palindrome (130242242031).

The spelling of 120031112010 in words is "one hundred twenty billion, thirty-one million, one hundred twelve thousand, ten".

Divisors: 1 2 3 5 6 10 15 30 4001037067 8002074134 12003111201 20005185335 24006222402 40010370670 60015556005 120031112010