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232220213020 = 22511611010651
BaseRepresentation
bin1101100001000101100…
…1110011111100011100
3211012101211022002120101
43120101121303330130
512301041333304040
6254402553030444
722530430146055
oct3302131637434
9735354262511
10232220213020
118a536290124
123900a0b5424
1318b8a671c93
14b34d34972c
156091e5e09a
hex3611673f1c

232220213020 has 12 divisors (see below), whose sum is σ = 487662447384. Its totient is φ = 92888085200.

The previous prime is 232220212997. The next prime is 232220213033. The reversal of 232220213020 is 20312022232.

It is a super-3 number, since 3×2322202130203 (a number of 35 digits) contains 333 as substring.

It is a congruent number.

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, 5805505306 + ... + 5805505345.

It is an arithmetic number, because the mean of its divisors is an integer number (40638537282).

Almost surely, 2232220213020 is an apocalyptic number.

232220213020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

232220213020 is an abundant number, since it is smaller than the sum of its proper divisors (255442234364).

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

232220213020 is a wasteful number, since it uses less digits than its factorization.

232220213020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11611010660 (or 11611010658 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 19.

Adding to 232220213020 its reverse (20312022232), we get a palindrome (252532235252).

The spelling of 232220213020 in words is "two hundred thirty-two billion, two hundred twenty million, two hundred thirteen thousand, twenty".

Divisors: 1 2 4 5 10 20 11611010651 23222021302 46444042604 58055053255 116110106510 232220213020