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122030322211 = 722490414739
BaseRepresentation
bin111000110100110010…
…0101111001000100011
3102122222111120122222101
41301221210233020203
53444404230302321
6132020541151231
711550011424100
oct1615144571043
9378874518871
10122030322211
1147830a32266
121b79785b517
13b679a1a265
145c98c55aa7
153293357791
hex1c6992f223

122030322211 has 6 divisors (see below), whose sum is σ = 141953640180. Its totient is φ = 104597418996.

The previous prime is 122030322173. The next prime is 122030322259. The reversal of 122030322211 is 112223030221.

It is not a de Polignac number, because 122030322211 - 213 = 122030314019 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (122030323211) 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, 1245207321 + ... + 1245207418.

It is an arithmetic number, because the mean of its divisors is an integer number (23658940030).

Almost surely, 2122030322211 is an apocalyptic number.

122030322211 is a deficient number, since it is larger than the sum of its proper divisors (19923317969).

122030322211 is an equidigital number, since it uses as much as digits as its factorization.

122030322211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2490414753 (or 2490414746 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 122030322211 its reverse (112223030221), we get a palindrome (234253352432).

The spelling of 122030322211 in words is "one hundred twenty-two billion, thirty million, three hundred twenty-two thousand, two hundred eleven".

Divisors: 1 7 49 2490414739 17432903173 122030322211