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12020001010230 = 2351689372371693
BaseRepresentation
bin1010111011101001111111…
…1000111111001000110110
31120120002201112111200211010
42232322133320333020312
53033413430224311410
641321525013053050
72350262554544463
oct256723770771066
946502645450733
1012020001010230
113914721233924
121421682027186
1369263435c295
142d7ab208866a
1515ca03cdac20
hexaee9fe3f236

12020001010230 has 32 divisors (see below), whose sum is σ = 28848185349984. Its totient is φ = 3205313277696.

The previous prime is 12020001010219. The next prime is 12020001010279. The reversal of 12020001010230 is 3201010002021.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3882264 + ... + 6253956.

It is an arithmetic number, because the mean of its divisors is an integer number (901505792187).

Almost surely, 212020001010230 is an apocalyptic number.

12020001010230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12020001010230 is an abundant number, since it is smaller than the sum of its proper divisors (16828184339754).

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

12020001010230 is a wasteful number, since it uses less digits than its factorization.

12020001010230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2540640.

The product of its (nonzero) digits is 24, while the sum is 12.

Adding to 12020001010230 its reverse (3201010002021), we get a palindrome (15221011012251).

The spelling of 12020001010230 in words is "twelve trillion, twenty billion, one million, ten thousand, two hundred thirty".

Divisors: 1 2 3 5 6 10 15 30 168937 337874 506811 844685 1013622 1689370 2371693 2534055 4743386 5068110 7115079 11858465 14230158 23716930 35575395 71150790 400666700341 801333400682 1202000101023 2003333501705 2404000202046 4006667003410 6010000505115 12020001010230