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1010103020 = 22510124951
BaseRepresentation
bin111100001101001…
…111001011101100
32121101200112211222
4330031033023230
54032041244040
6244122002512
734013506523
oct7415171354
92541615758
101010103020
114791a4393
12242346438
131313668c4
149821b4ba
155da29bb5
hex3c34f2ec

1010103020 has 36 divisors (see below), whose sum is σ = 2142859152. Its totient is φ = 399960000.

The previous prime is 1010102969. The next prime is 1010103037. The reversal of 1010103020 is 203010101.

It is a super-2 number, since 2×10101030202 = 2040616222026240800, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1010102989 and 1010103007.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 201545 + ... + 206495.

Almost surely, 21010103020 is an apocalyptic number.

1010103020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1010103020 is an abundant number, since it is smaller than the sum of its proper divisors (1132756132).

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

1010103020 is a wasteful number, since it uses less digits than its factorization.

1010103020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5162 (or 5059 counting only the distinct ones).

The product of its (nonzero) digits is 6, while the sum is 8.

The square root of 1010103020 is about 31782.1179281683. The cubic root of 1010103020 is about 1003.3563953400.

Adding to 1010103020 its reverse (203010101), we get a palindrome (1213113121).

The spelling of 1010103020 in words is "one billion, ten million, one hundred three thousand, twenty".

Divisors: 1 2 4 5 10 20 101 202 404 505 1010 2020 4951 9902 10201 19804 20402 24755 40804 49510 51005 99020 102010 204020 500051 1000102 2000204 2500255 5000510 10001020 50505151 101010302 202020604 252525755 505051510 1010103020