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12302303210420 = 2256089910100579
BaseRepresentation
bin1011001100000101101001…
…1010011010101110110100
31121120002101122220100021012
42303001122122122232310
53103030104110213140
642055333341011352
72406545353630136
oct263013232325664
947502348810235
1012302303210420
113a13417495193
121468328553b58
136b31437489a2
14307612987056
151650278d7265
hexb305a69abb4

12302303210420 has 24 divisors (see below), whose sum is σ = 25835263524000. Its totient is φ = 4920839992352.

The previous prime is 12302303210419. The next prime is 12302303210437. The reversal of 12302303210420 is 2401230320321.

12302303210420 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×123023032104202 (a number of 27 digits) contains 22 as substring.

It is a congruent number.

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, 3832310 + ... + 6268269.

It is an arithmetic number, because the mean of its divisors is an integer number (1076469313500).

Almost surely, 212302303210420 is an apocalyptic number.

12302303210420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12302303210420 is an abundant number, since it is smaller than the sum of its proper divisors (13532960313580).

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

12302303210420 is a wasteful number, since it uses less digits than its factorization.

12302303210420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10161487 (or 10161485 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 23.

Adding to 12302303210420 its reverse (2401230320321), we get a palindrome (14703533530741).

The spelling of 12302303210420 in words is "twelve trillion, three hundred two billion, three hundred three million, two hundred ten thousand, four hundred twenty".

Divisors: 1 2 4 5 10 20 60899 121798 243596 304495 608990 1217980 10100579 20201158 40402316 50502895 101005790 202011580 615115160521 1230230321042 2460460642084 3075575802605 6151151605210 12302303210420