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2214313143220 = 225479231139159
BaseRepresentation
bin100000001110001111010…
…110010010101110110100
321211200112021211112210001
4200032033112102232310
5242234403131040340
64413124051241044
7315656513110423
oct40161726225664
97750467745701
102214313143220
117840a3051372
122b9194ba9184
13130a69012659
147925d87d2ba
153c8eccdd29a
hex2038f592bb4

2214313143220 has 24 divisors (see below), whose sum is σ = 4659765465600. Its totient is φ = 883876140192.

The previous prime is 2214313143197. The next prime is 2214313143221. The reversal of 2214313143220 is 223413134122.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2214313143221) 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, 115560000 + ... + 115579159.

It is an arithmetic number, because the mean of its divisors is an integer number (194156894400).

Almost surely, 22214313143220 is an apocalyptic number.

2214313143220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2214313143220 is an abundant number, since it is smaller than the sum of its proper divisors (2445452322380).

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

2214313143220 is a wasteful number, since it uses less digits than its factorization.

2214313143220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 231139647 (or 231139645 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 28.

Adding to 2214313143220 its reverse (223413134122), we get a palindrome (2437726277342).

The spelling of 2214313143220 in words is "two trillion, two hundred fourteen billion, three hundred thirteen million, one hundred forty-three thousand, two hundred twenty".

Divisors: 1 2 4 5 10 20 479 958 1916 2395 4790 9580 231139159 462278318 924556636 1155695795 2311391590 4622783180 110715657161 221431314322 442862628644 553578285805 1107156571610 2214313143220