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1012010101000 = 23531012010101
BaseRepresentation
bin11101011101000001000…
…00001010100100001000
310120202011201112202210121
432232200200022210020
5113040044041213000
62052524440353024
7133054360632523
oct16564040124410
93522151482717
101012010101000
113602113565a8
12144174175774
1374580558b92
1436da5533bba
151b4d0d2eb1a
hexeba080a908

1012010101000 has 32 divisors (see below), whose sum is σ = 2368103638680. Its totient is φ = 404804040000.

The previous prime is 1012010100967. The next prime is 1012010101009. The reversal of 1012010101000 is 1010102101.

It can be written as a sum of positive squares in 4 ways, for example, as 579422395204 + 432587705796 = 761198^2 + 657714^2 .

It is not an unprimeable number, because it can be changed into a prime (1012010101009) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 506004051 + ... + 506006050.

Almost surely, 21012010101000 is an apocalyptic number.

1012010101000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1012010101000 is an abundant number, since it is smaller than the sum of its proper divisors (1356093537680).

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

1012010101000 is a wasteful number, since it uses less digits than its factorization.

1012010101000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1012010122 (or 1012010108 counting only the distinct ones).

The product of its (nonzero) digits is 2, while the sum is 7.

Adding to 1012010101000 its reverse (1010102101), we get a palindrome (1013020203101).

The spelling of 1012010101000 in words is "one trillion, twelve billion, ten million, one hundred one thousand".

Divisors: 1 2 4 5 8 10 20 25 40 50 100 125 200 250 500 1000 1012010101 2024020202 4048040404 5060050505 8096080808 10120101010 20240202020 25300252525 40480404040 50600505050 101201010100 126501262625 202402020200 253002525250 506005050500 1012010101000