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10102212223 = 643125912479
BaseRepresentation
bin10010110100010001…
…11000011001111111
3222002001002112221021
421122020320121333
5131142131242343
64350233245011
7505225246525
oct113210703177
928061075837
1010102212223
114314487624
121b5b263767
13c4cc26b8c
146bb96c315
153e1d4d0ed
hex25a23867f

10102212223 has 8 divisors (see below), whose sum is σ = 10126771200. Its totient is φ = 10077682008.

The previous prime is 10102212221. The next prime is 10102212233. The reversal of 10102212223 is 32221220101.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 10102212223 - 21 = 10102212221 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10102212197 and 10102212206.

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 polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 803298 + ... + 815776.

It is an arithmetic number, because the mean of its divisors is an integer number (1265846400).

Almost surely, 210102212223 is an apocalyptic number.

10102212223 is a deficient number, since it is larger than the sum of its proper divisors (24558977).

10102212223 is a wasteful number, since it uses less digits than its factorization.

10102212223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14381.

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 10102212223 its reverse (32221220101), we get a palindrome (42323432324).

The spelling of 10102212223 in words is "ten billion, one hundred two million, two hundred twelve thousand, two hundred twenty-three".

Divisors: 1 643 1259 12479 809537 8023997 15711061 10102212223