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13122200230120 = 235328055005753
BaseRepresentation
bin1011111011110100000000…
…0101010101100011101000
31201110110200200210102002101
42332331000011111203220
53204443231224330440
643524131111343144
72523022232412022
oct276750005254350
951413620712071
1013122200230120
1141aa103a31313
12157b206381ab4
13742558954aa7
14335191669012
1517b5128a269a
hexbef401558e8

13122200230120 has 16 divisors (see below), whose sum is σ = 29524950517860. Its totient is φ = 5248880092032.

The previous prime is 13122200230093. The next prime is 13122200230133. The reversal of 13122200230120 is 2103200222131.

It can be written as a sum of positive squares in 2 ways, for example, as 12928440036996 + 193760193124 = 3595614^2 + 440182^2 .

It is a super-2 number, since 2×131222002301202 (a number of 27 digits) contains 22 as substring.

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, 164027502837 + ... + 164027502916.

Almost surely, 213122200230120 is an apocalyptic number.

13122200230120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13122200230120 is an abundant number, since it is smaller than the sum of its proper divisors (16402750287740).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13122200230120 is a wasteful number, since it uses less digits than its factorization.

13122200230120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 328055005764 (or 328055005760 counting only the distinct ones).

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

Adding to 13122200230120 its reverse (2103200222131), we get a palindrome (15225400452251).

The spelling of 13122200230120 in words is "thirteen trillion, one hundred twenty-two billion, two hundred million, two hundred thirty thousand, one hundred twenty".

Divisors: 1 2 4 5 8 10 20 40 328055005753 656110011506 1312220023012 1640275028765 2624440046024 3280550057530 6561100115060 13122200230120