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122201431444 = 2230550357861
BaseRepresentation
bin111000111001111000…
…1011101110110010100
3102200102102112220201101
41301303301131312110
54000232031301234
6132045532435444
711554160012611
oct1616361356624
9380372486641
10122201431444
1147909582154
121b825018b84
13b6a62ca421
145cb3877508
1532a33a6814
hex1c73c5dd94

122201431444 has 6 divisors (see below), whose sum is σ = 213852505034. Its totient is φ = 61100715720.

The previous prime is 122201431439. The next prime is 122201431487. The reversal of 122201431444 is 444134102221.

122201431444 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 63472755844 + 58728675600 = 251938^2 + 242340^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15275178927 + ... + 15275178934.

Almost surely, 2122201431444 is an apocalyptic number.

It is an amenable number.

122201431444 is a deficient number, since it is larger than the sum of its proper divisors (91651073590).

122201431444 is a wasteful number, since it uses less digits than its factorization.

122201431444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30550357865 (or 30550357863 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 28.

Adding to 122201431444 its reverse (444134102221), we get a palindrome (566335533665).

The spelling of 122201431444 in words is "one hundred twenty-two billion, two hundred one million, four hundred thirty-one thousand, four hundred forty-four".

Divisors: 1 2 4 30550357861 61100715722 122201431444