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1020210011 = 234110710111
BaseRepresentation
bin111100110011110…
…010101101011011
32122002201001000222
4330303302231123
54042133210021
6245122350255
734165433132
oct7463625533
92562631028
101020210011
11483977977
122457bb38b
13133495082
14996cc919
155e8746ab
hex3ccf2b5b

1020210011 has 16 divisors (see below), whose sum is σ = 1100832768. Its totient is φ = 943060800.

The previous prime is 1020209987. The next prime is 1020210019. The reversal of 1020210011 is 1100120201.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-1020210011 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1020210019) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 95846 + ... + 105956.

It is an arithmetic number, because the mean of its divisors is an integer number (68802048).

Almost surely, 21020210011 is an apocalyptic number.

1020210011 is a deficient number, since it is larger than the sum of its proper divisors (80622757).

1020210011 is a wasteful number, since it uses less digits than its factorization.

1020210011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10282.

The product of its (nonzero) digits is 4, while the sum is 8.

The square root of 1020210011 is about 31940.7265258635. The cubic root of 1020210011 is about 1006.6917903885.

Adding to 1020210011 its reverse (1100120201), we get a palindrome (2120330212).

The spelling of 1020210011 in words is "one billion, twenty million, two hundred ten thousand, eleven".

Divisors: 1 23 41 107 943 2461 4387 10111 100901 232553 414551 1081877 9534673 24883171 44356957 1020210011