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210202002020011 = 31139127938140801
BaseRepresentation
bin101111110010110101110111…
…101010010101011010101011
31000120021010002221022011001111
4233302311313222111122223
5210022422200004120021
62023021244442531151
762163410364553141
oct5762656752253253
91016233087264044
10210202002020011
1160a82194204861
121b6aa681206ab7
139039c6b43a1a1
1439c9b8ca97591
151947c830b78e1
hexbf2d77a956ab

210202002020011 has 16 divisors (see below), whose sum is σ = 218714614988800. Its totient is φ = 201799921536000.

The previous prime is 210202002019987. The next prime is 210202002020027. The reversal of 210202002020011 is 110020200202012.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 210202002020011 - 25 = 210202002019979 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 210202002019973 and 210202002020000.

It is not an unprimeable number, because it can be changed into a prime (210202002020711) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13559190 + ... + 24581611.

It is an arithmetic number, because the mean of its divisors is an integer number (13669663436800).

Almost surely, 2210202002020011 is an apocalyptic number.

210202002020011 is a deficient number, since it is larger than the sum of its proper divisors (8512612968789).

210202002020011 is a wasteful number, since it uses less digits than its factorization.

210202002020011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38142250.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 210202002020011 its reverse (110020200202012), we get a palindrome (320222202222023).

The spelling of 210202002020011 in words is "two hundred ten trillion, two hundred two billion, two million, twenty thousand, eleven".

Divisors: 1 31 139 1279 4309 39649 177781 5511211 38140801 1182364831 5301571339 48782084479 164348711509 1512244618849 6780709742581 210202002020011