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120023130310231 = 378968673616889
BaseRepresentation
bin11011010010100100010000…
…000011000000011001010111
3120201222002200022112112120011
4123102210100003000121113
5111212424332324411411
61103133510451421051
734165246025446021
oct3322442003003127
9521862608475504
10120023130310231
1135274584077685
12115653535b4787
1351c81954b2885
14218d216d9d011
15dd2125105c21
hex6d29100c0657

120023130310231 has 8 divisors (see below), whose sum is σ = 123267170219760. Its totient is φ = 116779099428288.

The previous prime is 120023130310169. The next prime is 120023130310267. The reversal of 120023130310231 is 132013031320021.

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

It is a cyclic number.

It is not a de Polignac number, because 120023130310231 - 235 = 119988770571863 is a prime.

It is a super-2 number, since 2×1200231303102312 (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120023130320231) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31375635 + ... + 34992523.

It is an arithmetic number, because the mean of its divisors is an integer number (15408396277470).

Almost surely, 2120023130310231 is an apocalyptic number.

120023130310231 is a deficient number, since it is larger than the sum of its proper divisors (3244039909529).

120023130310231 is an equidigital number, since it uses as much as digits as its factorization.

120023130310231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4513793.

The product of its (nonzero) digits is 648, while the sum is 22.

Adding to 120023130310231 its reverse (132013031320021), we get a palindrome (252036161630252).

The spelling of 120023130310231 in words is "one hundred twenty trillion, twenty-three billion, one hundred thirty million, three hundred ten thousand, two hundred thirty-one".

Divisors: 1 37 896867 3616889 33184079 133824893 3243868386763 120023130310231