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210212110120110 = 23571001010048191
BaseRepresentation
bin101111110010111111010010…
…001001101011010010101110
31000120022002012101110211122020
4233302333102021223102232
5210023103400142320420
62023030035450331010
762164216024154550
oct5762772211532256
91016262171424566
10210212110120110
1160a86500a42a9a
121b6b0622429a66
13903abbc645cc7
1439ca46b3194d0
1519481756ca340
hexbf2fd226b4ae

210212110120110 has 32 divisors (see below), whose sum is σ = 576581787758592. Its totient is φ = 48048482313120.

The previous prime is 210212110120009. The next prime is 210212110120121. The reversal of 210212110120110 is 11021011212012.

It is a happy number.

It is a super-2 number, since 2×2102121101201102 (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 210212110120110.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 500505023886 + ... + 500505024305.

It is an arithmetic number, because the mean of its divisors is an integer number (18018180867456).

Almost surely, 2210212110120110 is an apocalyptic number.

210212110120110 is an abundant number, since it is smaller than the sum of its proper divisors (366369677638482).

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

210212110120110 is a wasteful number, since it uses less digits than its factorization.

210212110120110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1001010048208.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 210212110120110 its reverse (11021011212012), we get a palindrome (221233121332122).

The spelling of 210212110120110 in words is "two hundred ten trillion, two hundred twelve billion, one hundred ten million, one hundred twenty thousand, one hundred ten".

Divisors: 1 2 3 5 6 7 10 14 15 21 30 35 42 70 105 210 1001010048191 2002020096382 3003030144573 5005050240955 6006060289146 7007070337337 10010100481910 14014140674674 15015150722865 21021211012011 30030301445730 35035351686685 42042422024022 70070703373370 105106055060055 210212110120110