Search a number
-
+
1010210010220 = 22550510500511
BaseRepresentation
bin11101011001101010011…
…01010111010001101100
310120120112021100200110201
432230311031113101230
5113022402230311340
62052030054243244
7132661642256455
oct16546515272154
93516467320421
101010210010220
1135a47823a774
12143951356524
13743546366c8
1436c7443612c
151b427ca979a
hexeb3535746c

1010210010220 has 12 divisors (see below), whose sum is σ = 2121441021504. Its totient is φ = 404084004080.

The previous prime is 1010210010203. The next prime is 1010210010311. The reversal of 1010210010220 is 220100120101.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is a junction number, because it is equal to n+sod(n) for n = 1010210010197 and 1010210010206.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25255250236 + ... + 25255250275.

It is an arithmetic number, because the mean of its divisors is an integer number (176786751792).

Almost surely, 21010210010220 is an apocalyptic number.

1010210010220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1010210010220 is an abundant number, since it is smaller than the sum of its proper divisors (1111231011284).

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

1010210010220 is a wasteful number, since it uses less digits than its factorization.

1010210010220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50510500520 (or 50510500518 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 1010210010220 its reverse (220100120101), we get a palindrome (1230310130321).

The spelling of 1010210010220 in words is "one trillion, ten billion, two hundred ten million, ten thousand, two hundred twenty".

Divisors: 1 2 4 5 10 20 50510500511 101021001022 202042002044 252552502555 505105005110 1010210010220