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10222212423 = 33407404141
BaseRepresentation
bin10011000010100101…
…01001010101000111
3222101101220012021010
421201102221111013
5131413341244143
64410201253303
7511213241403
oct114122512507
928341805233
1010222212423
114376199545
121b93494233
13c6ba50c07
146cd888103
153ec653a33
hex2614a9547

10222212423 has 4 divisors (see below), whose sum is σ = 13629616568. Its totient is φ = 6814808280.

The previous prime is 10222212389. The next prime is 10222212431. The reversal of 10222212423 is 32421222201.

10222212423 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 32421222201 = 310807074067.

It is not a de Polignac number, because 10222212423 - 26 = 10222212359 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 10222212423.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10222212223) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1703702068 + ... + 1703702073.

It is an arithmetic number, because the mean of its divisors is an integer number (3407404142).

Almost surely, 210222212423 is an apocalyptic number.

10222212423 is a deficient number, since it is larger than the sum of its proper divisors (3407404145).

10222212423 is an equidigital number, since it uses as much as digits as its factorization.

10222212423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3407404144.

The product of its (nonzero) digits is 768, while the sum is 21.

Adding to 10222212423 its reverse (32421222201), we get a palindrome (42643434624).

The spelling of 10222212423 in words is "ten billion, two hundred twenty-two million, two hundred twelve thousand, four hundred twenty-three".

Divisors: 1 3 3407404141 10222212423