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10102212222 = 232337226189
BaseRepresentation
bin10010110100010001…
…11000011001111110
3222002001002112221020
421122020320121332
5131142131242342
64350233245010
7505225246524
oct113210703176
928061075836
1010102212222
114314487623
121b5b263766
13c4cc26b8b
146bb96c314
153e1d4d0ec
hex25a23867e

10102212222 has 16 divisors (see below), whose sum is σ = 20291141520. Its totient is φ = 3352951232.

The previous prime is 10102212221. The next prime is 10102212233. The reversal of 10102212222 is 22221220101.

10102212222 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10102212221) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 3611697 + ... + 3614492.

It is an arithmetic number, because the mean of its divisors is an integer number (1268196345).

Almost surely, 210102212222 is an apocalyptic number.

10102212222 is an abundant number, since it is smaller than the sum of its proper divisors (10188929298).

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

10102212222 is a wasteful number, since it uses less digits than its factorization.

10102212222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7226427.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 10102212222 its reverse (22221220101), we get a palindrome (32323432323).

The spelling of 10102212222 in words is "ten billion, one hundred two million, two hundred twelve thousand, two hundred twenty-two".

Divisors: 1 2 3 6 233 466 699 1398 7226189 14452378 21678567 43357134 1683702037 3367404074 5051106111 10102212222