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120101010213 = 33710191911657
BaseRepresentation
bin110111111011010010…
…0111111101100100101
3102111000001020110110110
41233312210333230211
53431431324311323
6131101301243233
711451133512552
oct1576644775445
9374001213413
10120101010213
1146a30986638
121b339703519
13b4300c2922
145b5491ba29
1531cdca9793
hex1bf693fb25

120101010213 has 32 divisors (see below), whose sum is σ = 166285981440. Its totient is φ = 77041497600.

The previous prime is 120101010191. The next prime is 120101010223. The reversal of 120101010213 is 312010101021.

It is not a de Polignac number, because 120101010213 - 28 = 120101009957 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120101010223) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 10297081 + ... + 10308737.

It is an arithmetic number, because the mean of its divisors is an integer number (5196436920).

Almost surely, 2120101010213 is an apocalyptic number.

It is an amenable number.

120101010213 is a deficient number, since it is larger than the sum of its proper divisors (46184971227).

120101010213 is a wasteful number, since it uses less digits than its factorization.

120101010213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12717.

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

Adding to 120101010213 its reverse (312010101021), we get a palindrome (432111111234).

It can be divided in two parts, 12010101021 and 3, that multiplied together give a palindrome (36030303063).

The spelling of 120101010213 in words is "one hundred twenty billion, one hundred one million, ten thousand, two hundred thirteen".

Divisors: 1 3 37 101 111 303 919 2757 3737 11211 11657 34003 34971 92819 102009 278457 431309 1177357 1293927 3434303 3532071 10302909 10712783 32138349 43562209 130686627 396372971 1081991083 1189118913 3245973249 40033670071 120101010213