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122130312202 = 2232655006787
BaseRepresentation
bin111000110111110001…
…0001010110000001010
3102200020110201200110101
41301233202022300022
54000110324442302
6132034512240014
711552334345103
oct1615742126012
9380213650411
10122130312202
1147882417218
121b80524000a
13b694659332
145ca82433aa
15329c009287
hex1c6f88ac0a

122130312202 has 8 divisors (see below), whose sum is σ = 191160488736. Its totient is φ = 58410149292.

The previous prime is 122130312167. The next prime is 122130312203. The reversal of 122130312202 is 202213031221.

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

It is a self number, because there is not a number n which added to its sum of digits gives 122130312202.

It is not an unprimeable number, because it can be changed into a prime (122130312203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1327503348 + ... + 1327503439.

It is an arithmetic number, because the mean of its divisors is an integer number (23895061092).

Almost surely, 2122130312202 is an apocalyptic number.

122130312202 is a deficient number, since it is larger than the sum of its proper divisors (69030176534).

122130312202 is a wasteful number, since it uses less digits than its factorization.

122130312202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2655006812.

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

Adding to 122130312202 its reverse (202213031221), we get a palindrome (324343343423).

The spelling of 122130312202 in words is "one hundred twenty-two billion, one hundred thirty million, three hundred twelve thousand, two hundred two".

Divisors: 1 2 23 46 2655006787 5310013574 61065156101 122130312202