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2010211110220 = 225142370632857
BaseRepresentation
bin11101010000001001111…
…010110100110101001100
321010011201001211222212111
4131100021322310311030
5230413403021011340
64135251144313404
7265142622336505
oct35201172646514
97104631758774
102010211110220
11705586847055
12285713772864
1311773cbc8b21
146d41aa87bac
153745468baea
hex1d409eb4d4c

2010211110220 has 24 divisors (see below), whose sum is σ = 4224409971264. Its totient is φ = 803519369856.

The previous prime is 2010211110119. The next prime is 2010211110223. The reversal of 2010211110220 is 220111120102.

It is a self number, because there is not a number n which added to its sum of digits gives 2010211110220.

It is not an unprimeable number, because it can be changed into a prime (2010211110223) 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, 35287969 + ... + 35344888.

It is an arithmetic number, because the mean of its divisors is an integer number (176017082136).

Almost surely, 22010211110220 is an apocalyptic number.

2010211110220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2010211110220 is an abundant number, since it is smaller than the sum of its proper divisors (2214198861044).

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

2010211110220 is a wasteful number, since it uses less digits than its factorization.

2010211110220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70634289 (or 70634287 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 2010211110220 its reverse (220111120102), we get a palindrome (2230322230322).

The spelling of 2010211110220 in words is "two trillion, ten billion, two hundred eleven million, one hundred ten thousand, two hundred twenty".

Divisors: 1 2 4 5 10 20 1423 2846 5692 7115 14230 28460 70632857 141265714 282531428 353164285 706328570 1412657140 100510555511 201021111022 402042222044 502552777555 1005105555110 2010211110220