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3130201323020 = 225156510066151
BaseRepresentation
bin101101100011001110100…
…010011011011000001100
3102002020121010000210100002
4231203032202123120030
5402241123014314040
610353554501423432
7442102210146032
oct55431642333014
912066533023302
103130201323020
11aa7569051872
124267a210ab78
1319923b332c85
14ab70700a552
15566550c3a15
hex2d8ce89b60c

3130201323020 has 12 divisors (see below), whose sum is σ = 6573422778384. Its totient is φ = 1252080529200.

The previous prime is 3130201323017. The next prime is 3130201323043. The reversal of 3130201323020 is 203231020313.

It is a super-3 number, since 3×31302013230203 (a number of 38 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (20), and also a Moran number because the ratio is a prime number: 156510066151 = 3130201323020 / (3 + 1 + 3 + 0 + 2 + 0 + 1 + 3 + 2 + 3 + 0 + 2 + 0).

It is a junction number, because it is equal to n+sod(n) for n = 3130201322983 and 3130201323001.

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, 78255033056 + ... + 78255033095.

It is an arithmetic number, because the mean of its divisors is an integer number (547785231532).

Almost surely, 23130201323020 is an apocalyptic number.

It is an amenable number.

3130201323020 is an abundant number, since it is smaller than the sum of its proper divisors (3443221455364).

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

3130201323020 is a wasteful number, since it uses less digits than its factorization.

3130201323020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 156510066160 (or 156510066158 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 20.

Adding to 3130201323020 its reverse (203231020313), we get a palindrome (3333432343333).

The spelling of 3130201323020 in words is "three trillion, one hundred thirty billion, two hundred one million, three hundred twenty-three thousand, twenty".

Divisors: 1 2 4 5 10 20 156510066151 313020132302 626040264604 782550330755 1565100661510 3130201323020