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12010020211000 = 235376768337493
BaseRepresentation
bin1010111011000100110011…
…1111010000100100111000
31120112010221221212120012101
42232301030333100210320
53033233010133223000
641313154353553144
72346460332262450
oct256611477204470
946463857776171
1012010020211000
11391046a343719
12141b7575757b4
13691703635516
142d74066c2d60
1515c61c971e6a
hexaec4cfd0938

12010020211000 has 256 divisors, whose sum is σ = 32646199772160. Its totient is φ = 4050215769600.

The previous prime is 12010020210961. The next prime is 12010020211037. The reversal of 12010020211000 is 11202001021.

12010020211000 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 320308254 + ... + 320345746.

It is an arithmetic number, because the mean of its divisors is an integer number (127524217860).

Almost surely, 212010020211000 is an apocalyptic number.

12010020211000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12010020211000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16323099886080).

12010020211000 is an abundant number, since it is smaller than the sum of its proper divisors (20636179561160).

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

12010020211000 is a wasteful number, since it uses less digits than its factorization.

12010020211000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38271 (or 38257 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 12010020211000 its reverse (11202001021), we get a palindrome (12021222212021).

The spelling of 12010020211000 in words is "twelve trillion, ten billion, twenty million, two hundred eleven thousand".