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120131322 = 2320021887
BaseRepresentation
bin1110010100100…
…00111011111010
322101001022012020
413022100323322
5221223200242
615530455310
72656046043
oct712207372
9271038166
10120131322
11618a1493
1234294536
131bb7192c
1411d518ca
15a82e6ec
hex7290efa

120131322 has 8 divisors (see below), whose sum is σ = 240262656. Its totient is φ = 40043772.

The previous prime is 120131279. The next prime is 120131383. The reversal of 120131322 is 223131021.

It is a sphenic number, since it is the product of 3 distinct primes.

120131322 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10010938 + ... + 10010949.

It is an arithmetic number, because the mean of its divisors is an integer number (30032832).

Almost surely, 2120131322 is an apocalyptic number.

120131322 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

120131322 is a wasteful number, since it uses less digits than its factorization.

120131322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20021892.

The product of its (nonzero) digits is 72, while the sum is 15.

The square root of 120131322 is about 10960.4435129241. The cubic root of 120131322 is about 493.4222758840.

Adding to 120131322 its reverse (223131021), we get a palindrome (343262343).

It can be divided in two parts, 1201 and 31322, that added together give a palindrome (32523).

The spelling of 120131322 in words is "one hundred twenty million, one hundred thirty-one thousand, three hundred twenty-two".

Divisors: 1 2 3 6 20021887 40043774 60065661 120131322