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130420311101 = 3728112544033
BaseRepresentation
bin111100101110110101…
…0000000010000111101
3110110122012211021001122
41321131222000100331
54114100044423401
6135525251520325
712264636232103
oct1713552002075
9413565737048
10130420311101
1150346958083
12213395b90a5
13c3b5ca8022
146453239c73
1535d4bda21b
hex1e5da8043d

130420311101 has 8 divisors (see below), whose sum is σ = 134421868344. Its totient is φ = 126443842560.

The previous prime is 130420311059. The next prime is 130420311137. The reversal of 130420311101 is 101113024031.

It can be written as a sum of positive squares in 4 ways, for example, as 44863476100 + 85556835001 = 211810^2 + 292501^2 .

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 130420311101 - 26 = 130420311037 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 130420311101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (130420311401) 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, 6261620 + ... + 6282413.

It is an arithmetic number, because the mean of its divisors is an integer number (16802733543).

Almost surely, 2130420311101 is an apocalyptic number.

It is an amenable number.

130420311101 is a deficient number, since it is larger than the sum of its proper divisors (4001557243).

130420311101 is a wasteful number, since it uses less digits than its factorization.

130420311101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12544351.

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 130420311101 its reverse (101113024031), we get a palindrome (231533335132).

The spelling of 130420311101 in words is "one hundred thirty billion, four hundred twenty million, three hundred eleven thousand, one hundred one".

Divisors: 1 37 281 10397 12544033 464129221 3524873273 130420311101