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10031222222 = 27716515873
BaseRepresentation
bin10010101011110100…
…00100110111001110
3221220002111212221222
421111322010313032
5131020443102342
64335215523342
7503403660560
oct112572046716
927802455858
1010031222222
1142883aa7aa
121b3b529552
13c3b2cc868
146b236d330
153da9c8ed2
hex255e84dce

10031222222 has 8 divisors (see below), whose sum is σ = 17196380976. Its totient is φ = 4299095232.

The previous prime is 10031222189. The next prime is 10031222261. The reversal of 10031222222 is 22222213001.

10031222222 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 10031222222.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 358257923 + ... + 358257950.

It is an arithmetic number, because the mean of its divisors is an integer number (2149547622).

Almost surely, 210031222222 is an apocalyptic number.

10031222222 is a deficient number, since it is larger than the sum of its proper divisors (7165158754).

10031222222 is an equidigital number, since it uses as much as digits as its factorization.

10031222222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 716515882.

The product of its (nonzero) digits is 192, while the sum is 17.

Adding to 10031222222 its reverse (22222213001), we get a palindrome (32253435223).

The spelling of 10031222222 in words is "ten billion, thirty-one million, two hundred twenty-two thousand, two hundred twenty-two".

Divisors: 1 2 7 14 716515873 1433031746 5015611111 10031222222