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102203111201323 = 11672232347264959
BaseRepresentation
bin10111001111010000000100…
…001000110101101000101011
3111101212112002112201110121211
4113033100010020311220223
5101343443432431420243
61001211243333413551
730345634241314156
oct2717200410655053
9441775075643554
10102203111201323
112a624106930820
12b56779319a2b7
134504934446ac2
141b3492aa54c9d
15bc380de2dd9d
hex5cf404235a2b

102203111201323 has 32 divisors (see below), whose sum is σ = 113714693406720. Its totient is φ = 91075581891360.

The previous prime is 102203111201287. The next prime is 102203111201357. The reversal of 102203111201323 is 323102111302201.

It is a de Polignac number, because none of the positive numbers 2k-102203111201323 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 102203111201294 and 102203111201303.

It is not an unprimeable number, because it can be changed into a prime (102203111201423) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 385599318 + ... + 385864276.

It is an arithmetic number, because the mean of its divisors is an integer number (3553584168960).

Almost surely, 2102203111201323 is an apocalyptic number.

102203111201323 is a deficient number, since it is larger than the sum of its proper divisors (11511582205397).

102203111201323 is a wasteful number, since it uses less digits than its factorization.

102203111201323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 267607.

The product of its (nonzero) digits is 432, while the sum is 22.

Adding to 102203111201323 its reverse (323102111302201), we get a palindrome (425305222503524).

The spelling of 102203111201323 in words is "one hundred two trillion, two hundred three billion, one hundred eleven million, two hundred one thousand, three hundred twenty-three".

Divisors: 1 11 67 223 737 2347 2453 14941 25817 157249 164351 264959 523381 1729739 2914549 5757191 17752253 35066527 59085857 195274783 385731797 621858773 649944427 3958752419 6840446503 41664537791 43546276609 138674506379 458309915701 1525419570169 9291191927393 102203111201323