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13122002120222 = 2192354623274861
BaseRepresentation
bin1011111011110011010001…
…0001100110111000011110
31201110110011220000101101202
42332330310101212320132
53204442330020321342
643524055313235502
72523014305456112
oct276746421467036
951413156011352
1013122002120222
1141aa01211a426
12157b16bb62b92
137425268acbb8
14335173219742
1517b5002bd332
hexbef34466e1e

13122002120222 has 32 divisors (see below), whose sum is σ = 21620249118720. Its totient is φ = 5945307556320.

The previous prime is 13122002120197. The next prime is 13122002120233. The reversal of 13122002120222 is 22202120022131.

It is a super-2 number, since 2×131220021202222 (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 13122002120194 and 13122002120203.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 47603072 + ... + 47877932.

It is an arithmetic number, because the mean of its divisors is an integer number (675632784960).

Almost surely, 213122002120222 is an apocalyptic number.

13122002120222 is a deficient number, since it is larger than the sum of its proper divisors (8498246998498).

13122002120222 is a wasteful number, since it uses less digits than its factorization.

13122002120222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 329528.

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 13122002120222 its reverse (22202120022131), we get a palindrome (35324122142353).

The spelling of 13122002120222 in words is "thirteen trillion, one hundred twenty-two billion, two million, one hundred twenty thousand, two hundred twenty-two".

Divisors: 1 2 19 23 38 46 437 874 54623 109246 274861 549722 1037837 1256329 2075674 2512658 5222359 6321803 10444718 12643606 23870251 47740502 120114257 240228514 15013732403 30027464806 285260915657 345315845269 570521831314 690631690538 6561001060111 13122002120222