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331201032223020 = 22355520017203717
BaseRepresentation
bin100101101001110011011111…
…1110111111111100100101100
31121102200111202101122211002220
41023103212333313333210230
5321402344203222114040
63132223353112115340
7126522325221501021
oct11323467767774454
91542614671584086
10331201032223020
119659262932a043
1231190b8b695b50
13112a617ac3b9cb
145bb0303445548
152845473c6c2d0
hex12d39bfdff92c

331201032223020 has 24 divisors (see below), whose sum is σ = 927362890224624. Its totient is φ = 88320275259456.

The previous prime is 331201032222989. The next prime is 331201032223067. The reversal of 331201032223020 is 20322230102133.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2760008601799 + ... + 2760008601918.

It is an arithmetic number, because the mean of its divisors is an integer number (38640120426026).

Almost surely, 2331201032223020 is an apocalyptic number.

331201032223020 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

331201032223020 is an abundant number, since it is smaller than the sum of its proper divisors (596161858001604).

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

331201032223020 is a wasteful number, since it uses less digits than its factorization.

331201032223020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5520017203729 (or 5520017203727 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 24.

Adding to 331201032223020 its reverse (20322230102133), we get a palindrome (351523262325153).

The spelling of 331201032223020 in words is "three hundred thirty-one trillion, two hundred one billion, thirty-two million, two hundred twenty-three thousand, twenty".

Divisors: 1 2 3 4 5 6 10 12 15 20 30 60 5520017203717 11040034407434 16560051611151 22080068814868 27600086018585 33120103222302 55200172037170 66240206444604 82800258055755 110400344074340 165600516111510 331201032223020