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120220221001211 = 4311200772322953
BaseRepresentation
bin11011010101011011110011…
…100100010100110111111011
3120202122221101220110000100122
4123111123303210110313323
5111224142003034014321
61103404223533123455
734215424101621362
oct3325336344246773
9522587356400318
10120220221001211
1135340122690961
121159759892958b
135210944b51b06
1421989929247d9
15dd730ce4c8ab
hex6d56f3914dfb

120220221001211 has 8 divisors (see below), whose sum is σ = 120500209617984. Its totient is φ = 119940237271360.

The previous prime is 120220221001189. The next prime is 120220221001271. The reversal of 120220221001211 is 112100122022021.

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

It is a cyclic number.

It is not a de Polignac number, because 120220221001211 - 26 = 120220221001147 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 120220221001211.

It is not an unprimeable number, because it can be changed into a prime (120220221001271) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 50591711 + ... + 52914663.

It is an arithmetic number, because the mean of its divisors is an integer number (15062526202248).

Almost surely, 2120220221001211 is an apocalyptic number.

120220221001211 is a deficient number, since it is larger than the sum of its proper divisors (279988616773).

120220221001211 is a wasteful number, since it uses less digits than its factorization.

120220221001211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2443461.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 120220221001211 its reverse (112100122022021), we get a palindrome (232320343023232).

The spelling of 120220221001211 in words is "one hundred twenty trillion, two hundred twenty billion, two hundred twenty-one million, one thousand, two hundred eleven".

Divisors: 1 431 120077 2322953 51753187 1001192743 278933227381 120220221001211