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12101200332 = 22313311249427
BaseRepresentation
bin10110100010100100…
…11010100111001100
31011020100112200002220
423101102122213030
5144240401402312
65320442415340
7605610335304
oct132122324714
934210480086
1012101200332
11514a8a2a11
122418801550
1311ab108790
1482b242604
154ac5b0c8c
hex2d149a9cc

12101200332 has 48 divisors (see below), whose sum is σ = 30506042112. Its totient is φ = 3711458880.

The previous prime is 12101200283. The next prime is 12101200343. The reversal of 12101200332 is 23300210121.

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, 76198 + ... + 173229.

It is an arithmetic number, because the mean of its divisors is an integer number (635542544).

Almost surely, 212101200332 is an apocalyptic number.

12101200332 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

12101200332 is an abundant number, since it is smaller than the sum of its proper divisors (18404841780).

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

12101200332 is a wasteful number, since it uses less digits than its factorization.

12101200332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 249758 (or 249756 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 12101200332 its reverse (23300210121), we get a palindrome (35401410453).

The spelling of 12101200332 in words is "twelve billion, one hundred one million, two hundred thousand, three hundred thirty-two".

Divisors: 1 2 3 4 6 12 13 26 39 52 78 156 311 622 933 1244 1866 3732 4043 8086 12129 16172 24258 48516 249427 498854 748281 997708 1496562 2993124 3242551 6485102 9727653 12970204 19455306 38910612 77571797 155143594 232715391 310287188 465430782 930861564 1008433361 2016866722 3025300083 4033733444 6050600166 12101200332