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10101022100 = 2252137770017
BaseRepresentation
bin10010110100001000…
…10101110110010100
3222001221212002101122
421122010111312110
5131141330201400
64350151543112
7505212162011
oct113204256624
928057762348
1010101022100
114313844454
121b5a98aa98
13c4c8cb270
146bb73c708
153e1bb5685
hex25a115d94

10101022100 has 36 divisors (see below), whose sum is σ = 23605314684. Its totient is φ = 3729607680.

The previous prime is 10101022097. The next prime is 10101022111. The reversal of 10101022100 is 122010101.

It can be written as a sum of positive squares in 6 ways, for example, as 55771024 + 10045251076 = 7468^2 + 100226^2 .

It is a congruent number.

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, 3883709 + ... + 3886308.

Almost surely, 210101022100 is an apocalyptic number.

10101022100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10101022100 is an abundant number, since it is smaller than the sum of its proper divisors (13504292584).

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

10101022100 is a wasteful number, since it uses less digits than its factorization.

10101022100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7770044 (or 7770037 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 8.

Adding to 10101022100 its reverse (122010101), we get a palindrome (10223032201).

The spelling of 10101022100 in words is "ten billion, one hundred one million, twenty-two thousand, one hundred".

Divisors: 1 2 4 5 10 13 20 25 26 50 52 65 100 130 260 325 650 1300 7770017 15540034 31080068 38850085 77700170 101010221 155400340 194250425 202020442 388500850 404040884 505051105 777001700 1010102210 2020204420 2525255525 5050511050 10101022100