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101010000 = 2435471337

101010000 has 400 divisors, whose sum is σ = 412168064. Its totient is φ = 20736000.

The previous prime is 101009983. The next prime is 101010031. The reversal of 101010000 is 10101.

It is a tau number, because it is divible by the number of its divisors (400).

It is a Harshad number since it is a multiple of its sum of digits (3).

It is a super Niven number, because it is divisible the sum of any subset of its (nonzero) digits.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 2729982 + ... + 2730018.

Almost surely, 2101010000 is an apocalyptic number.

101010000 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 101010000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (206084032).

101010000 is an abundant number, since it is smaller than the sum of its proper divisors (311158064).

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

101010000 is a wasteful number, since it uses less digits than its factorization.

101010000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88 (or 67 counting only the distinct ones).

The product of its (nonzero) digits is 1, while the sum is 3.

The square root of 101010000 is about 10050.3731274018. The cubic root of 101010000 is about 465.7163199415.

Adding to 101010000 its reverse (10101), we get a palindrome (101020101).

Multiplying 101010000 by its reverse (10101), we get a square (1020302010000 = 10101002).

101010000 divided by its reverse (10101) gives a 4-th power (10000 = 104).

The spelling of 101010000 in words is "one hundred one million, ten thousand".