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120101311233 = 3213344590137
BaseRepresentation
bin110111111011010011…
…0001001001100000001
3102111000001210202101100
41233312212021030001
53431431413424413
6131101311525013
711451136205301
oct1576646111401
9374001722340
10120101311233
1146a31071812
121b339829769
13b430199947
145b54999601
1531cdd18a73
hex1bf6989301

120101311233 has 6 divisors (see below), whose sum is σ = 173479671794. Its totient is φ = 80067540816.

The previous prime is 120101311229. The next prime is 120101311247. The reversal of 120101311233 is 332113101021.

120101311233 is a `hidden beast` number, since 1 + 20 + 101 + 311 + 233 = 666.

It can be written as a sum of positive squares in only one way, i.e., 91407661569 + 28693649664 = 302337^2 + 169392^2 .

It is not a de Polignac number, because 120101311233 - 22 = 120101311229 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (120101310233) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6672295060 + ... + 6672295077.

Almost surely, 2120101311233 is an apocalyptic number.

It is an amenable number.

120101311233 is a deficient number, since it is larger than the sum of its proper divisors (53378360561).

120101311233 is a wasteful number, since it uses less digits than its factorization.

120101311233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13344590143 (or 13344590140 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 18.

Adding to 120101311233 its reverse (332113101021), we get a palindrome (452214412254).

The spelling of 120101311233 in words is "one hundred twenty billion, one hundred one million, three hundred eleven thousand, two hundred thirty-three".

Divisors: 1 3 9 13344590137 40033770411 120101311233