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122221130302 = 2409314930507
BaseRepresentation
bin111000111010011110…
…0100111001000111110
3102200110210121201110201
41301310330213020332
54000302102132202
6132051514554114
711554516315645
oct1616474471076
9380423551421
10122221130302
11479197071a7
121b82b73893a
13b6aa40675b
145cb632435c
1532a4e98387
hex1c74f2723e

122221130302 has 8 divisors (see below), whose sum is σ = 183376499256. Its totient is φ = 61095630552.

The previous prime is 122221130287. The next prime is 122221130321. The reversal of 122221130302 is 203031122221.

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

It is a super-2 number, since 2×1222211303022 (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 122221130302.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7457068 + ... + 7473439.

It is an arithmetic number, because the mean of its divisors is an integer number (22922062407).

Almost surely, 2122221130302 is an apocalyptic number.

122221130302 is a deficient number, since it is larger than the sum of its proper divisors (61155368954).

122221130302 is a wasteful number, since it uses less digits than its factorization.

122221130302 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14934602.

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

Adding to 122221130302 its reverse (203031122221), we get a palindrome (325252252523).

The spelling of 122221130302 in words is "one hundred twenty-two billion, two hundred twenty-one million, one hundred thirty thousand, three hundred two".

Divisors: 1 2 4093 8186 14930507 29861014 61110565151 122221130302