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2210112021212 = 224075091355867
BaseRepresentation
bin100000001010010100111…
…100010010001011011100
321211021200111200102210122
4200022110330102023130
5242202302134134322
64411151134454112
7315450431134334
oct40122474221334
97737614612718
102210112021212
11782337689207
122b8402064338
13130549833044
1478d819340c4
153c75408b442
hex20294f122dc

2210112021212 has 12 divisors (see below), whose sum is σ = 3867708380760. Its totient is φ = 1105052483856.

The previous prime is 2210112021181. The next prime is 2210112021233. The reversal of 2210112021212 is 2121202110122.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 952103 + ... + 2307969.

It is an arithmetic number, because the mean of its divisors is an integer number (322309031730).

Almost surely, 22210112021212 is an apocalyptic number.

It is an amenable number.

2210112021212 is a deficient number, since it is larger than the sum of its proper divisors (1657596359548).

2210112021212 is a wasteful number, since it uses less digits than its factorization.

2210112021212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1763380 (or 1763378 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 2210112021212 its reverse (2121202110122), we get a palindrome (4331314131334).

The spelling of 2210112021212 in words is "two trillion, two hundred ten billion, one hundred twelve million, twenty-one thousand, two hundred twelve".

Divisors: 1 2 4 407509 815018 1355867 1630036 2711734 5423468 552528005303 1105056010606 2210112021212