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122430130113 = 3171293238247
BaseRepresentation
bin111001000000101100…
…1111000011111000001
3102201000100220000022110
41302001121320133001
54001214103130423
6132124342325533
711562634635564
oct1620131703701
9381010800273
10122430130113
1147a16686915
121b8897298a9
13b7117c2295
145cd5daa4db
1532b84ce193
hex1c816787c1

122430130113 has 8 divisors (see below), whose sum is σ = 163241811648. Its totient is φ = 81619267664.

The previous prime is 122430130091. The next prime is 122430130133. The reversal of 122430130113 is 311031034221.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-122430130113 is a prime.

It is a super-2 number, since 2×1224301301132 (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 122430130113.

It is not an unprimeable number, because it can be changed into a prime (122430130133) 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 7 ways as a sum of consecutive naturals, for example, 394756 + ... + 633002.

It is an arithmetic number, because the mean of its divisors is an integer number (20405226456).

Almost surely, 2122430130113 is an apocalyptic number.

It is an amenable number.

122430130113 is a deficient number, since it is larger than the sum of its proper divisors (40811681535).

122430130113 is a wasteful number, since it uses less digits than its factorization.

122430130113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 409543.

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 122430130113 its reverse (311031034221), we get a palindrome (433461164334).

The spelling of 122430130113 in words is "one hundred twenty-two billion, four hundred thirty million, one hundred thirty thousand, one hundred thirteen".

Divisors: 1 3 171293 238247 513879 714741 40810043371 122430130113