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120220311023 = 967349935531
BaseRepresentation
bin110111111110110110…
…0000101110111101111
3102111022100201120101222
41233331230011313233
53432202344423043
6131121202253555
711454112532411
oct1577554056757
9374270646358
10120220311023
1146a9226004a
121b3716572bb
13b44ba33517
145b666d49b1
1531d94c2d68
hex1bfdb05def

120220311023 has 8 divisors (see below), whose sum is σ = 120382416000. Its totient is φ = 120058286040.

The previous prime is 120220310993. The next prime is 120220311037. The reversal of 120220311023 is 320113022021.

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 120220311023 - 214 = 120220294639 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 120220310992 and 120220311010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120220311223) 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, 3365768 + ... + 3401298.

It is an arithmetic number, because the mean of its divisors is an integer number (15047802000).

Almost surely, 2120220311023 is an apocalyptic number.

120220311023 is a deficient number, since it is larger than the sum of its proper divisors (162104977).

120220311023 is an equidigital number, since it uses as much as digits as its factorization.

120220311023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39997.

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 120220311023 its reverse (320113022021), we get a palindrome (440333333044).

The spelling of 120220311023 in words is "one hundred twenty billion, two hundred twenty million, three hundred eleven thousand, twenty-three".

Divisors: 1 967 3499 35531 3383533 34358477 124322969 120220311023