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10201010000 = 24541020101
BaseRepresentation
bin10011000000000011…
…10000111101010000
3222022221000000000012
421200001300331100
5131342424310000
64404123014052
7510535103636
oct114001607520
928287000005
1010201010000
114365227885
121b8836a328
13c675393bc
146cab29356
153ea866735
hex260070f50

10201010000 has 50 divisors (see below), whose sum is σ = 24697689522. Its totient is φ = 4080400000.

The previous prime is 10201009991. The next prime is 10201010059. The reversal of 10201010000 is 1010201.

It is a happy number.

It can be written as a sum of positive squares in 5 ways, for example, as 805197376 + 9395812624 = 28376^2 + 96932^2 .

It is a tau number, because it is divible by the number of its divisors (50).

It is a Harshad number since it is a multiple of its sum of digits (5).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 500051 + ... + 520050.

Almost surely, 210201010000 is an apocalyptic number.

10201010000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10201010000 is an abundant number, since it is smaller than the sum of its proper divisors (14496679522).

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

10201010000 is an equidigital number, since it uses as much as digits as its factorization.

10201010000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1020129 (or 1020108 counting only the distinct ones).

The product of its (nonzero) digits is 2, while the sum is 5.

Adding to 10201010000 its reverse (1010201), we get a palindrome (10202020201).

The spelling of 10201010000 in words is "ten billion, two hundred one million, ten thousand".

Divisors: 1 2 4 5 8 10 16 20 25 40 50 80 100 125 200 250 400 500 625 1000 1250 2000 2500 5000 10000 1020101 2040202 4080404 5100505 8160808 10201010 16321616 20402020 25502525 40804040 51005050 81608080 102010100 127512625 204020200 255025250 408040400 510050500 637563125 1020101000 1275126250 2040202000 2550252500 5100505000 10201010000