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1002212313100 = 225212899776969
BaseRepresentation
bin11101001010110001000…
…00100100100000001100
310112210212220021120112021
432211120200210200030
5112410012323004400
62044224320015524
7132256520050315
oct16453040444014
93483786246467
101002212313100
113570437a5529
1214229aa615a4
137367b71b84b
14367161ab60c
151b10aab671a
hexe95882480c

1002212313100 has 36 divisors (see below), whose sum is σ = 2174972121000. Its totient is φ = 400853330560.

The previous prime is 1002212313059. The next prime is 1002212313121. The reversal of 1002212313100 is 13132122001.

It is a super-2 number, since 2×10022123131002 (a number of 25 digits) contains 22 as substring.

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, 901416 + ... + 1678384.

It is an arithmetic number, because the mean of its divisors is an integer number (60415892250).

Almost surely, 21002212313100 is an apocalyptic number.

1002212313100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1002212313100 is an abundant number, since it is smaller than the sum of its proper divisors (1172759807900).

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

1002212313100 is a wasteful number, since it uses less digits than its factorization.

1002212313100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 789882 (or 789875 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 1002212313100 its reverse (13132122001), we get a palindrome (1015344435101).

The spelling of 1002212313100 in words is "one trillion, two billion, two hundred twelve million, three hundred thirteen thousand, one hundred".

Divisors: 1 2 4 5 10 20 25 50 100 12899 25798 51596 64495 128990 257980 322475 644950 776969 1289900 1553938 3107876 3884845 7769690 15539380 19424225 38848450 77696900 10022123131 20044246262 40088492524 50110615655 100221231310 200442462620 250553078275 501106156550 1002212313100