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122120220201222 = 2334132359630819
BaseRepresentation
bin11011110001000101010100…
…010110000101000100000110
3121000101120122010010212200210
4123301011110112011010012
5112001304202332414342
61111421131002020250
734502615620426545
oct3361052426050406
9530346563125623
10122120220201222
1135a029926aa5a1
12118438727a7686
13531ab6c686589
1422229161c615c
15e1b961ad379c
hex6f1154585106

122120220201222 has 16 divisors (see below), whose sum is σ = 244241160068160. Its totient is φ = 40706620122792.

The previous prime is 122120220201181. The next prime is 122120220201227. The reversal of 122120220201222 is 222102022021221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122120220201227) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27767472 + ... + 31863347.

It is an arithmetic number, because the mean of its divisors is an integer number (15265072504260).

Almost surely, 2122120220201222 is an apocalyptic number.

122120220201222 is an abundant number, since it is smaller than the sum of its proper divisors (122120939866938).

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

122120220201222 is a wasteful number, since it uses less digits than its factorization.

122120220201222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59972147.

The product of its (nonzero) digits is 512, while the sum is 21.

Adding to 122120220201222 its reverse (222102022021221), we get a palindrome (344222242222443).

The spelling of 122120220201222 in words is "one hundred twenty-two trillion, one hundred twenty billion, two hundred twenty million, two hundred one thousand, two hundred twenty-two".

Divisors: 1 2 3 6 341323 682646 1023969 2047938 59630819 119261638 178892457 357784914 20353370033537 40706740067074 61060110100611 122120220201222