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100212102121100 = 22528296371207903
BaseRepresentation
bin10110110010010001110010…
…101111111100011010001100
3111010211011221200212122221112
4112302101302233330122030
5101113333341120333400
6553044445411151152
730052041211341164
oct2662216257743214
9433734850778845
10100212102121100
1129a2679413a052
12b2a593a2a54b8
1343bbc64803a08
141aa64122d55a4
15b8bb30437835
hex5b2472bfc68c

100212102121100 has 36 divisors (see below), whose sum is σ = 217460703749184. Its totient is φ = 40084759346880.

The previous prime is 100212102121099. The next prime is 100212102121237. The reversal of 100212102121100 is 1121201212001.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 82359749 + ... + 83567651.

It is an arithmetic number, because the mean of its divisors is an integer number (6040575104144).

Almost surely, 2100212102121100 is an apocalyptic number.

100212102121100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

100212102121100 is an abundant number, since it is smaller than the sum of its proper divisors (117248601628084).

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

100212102121100 is a wasteful number, since it uses less digits than its factorization.

100212102121100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2037554 (or 2037547 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 100212102121100 its reverse (1121201212001), we get a palindrome (101333303333101).

Subtracting from 100212102121100 its reverse (1121201212001), we obtain a palindrome (99090900909099).

The spelling of 100212102121100 in words is "one hundred trillion, two hundred twelve billion, one hundred two million, one hundred twenty-one thousand, one hundred".

Divisors: 1 2 4 5 10 20 25 50 100 829637 1207903 1659274 2415806 3318548 4148185 4831612 6039515 8296370 12079030 16592740 20740925 24158060 30197575 41481850 60395150 82963700 120790300 1002121021211 2004242042422 4008484084844 5010605106055 10021210212110 20042420424220 25053025530275 50106051060550 100212102121100