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10222211242 = 219389691531
BaseRepresentation
bin10011000010100101…
…01001000010101010
3222101101220010122101
421201102221002222
5131413341224432
64410201244014
7511213235065
oct114122510252
928341803571
1010222211242
114376198671
121b9349360a
13c6ba50509
146cd8878dc
153ec6534e7
hex2614a90aa

10222211242 has 16 divisors (see below), whose sum is σ = 16181848800. Its totient is φ = 4829645520.

The previous prime is 10222211221. The next prime is 10222211269. The reversal of 10222211242 is 24211222201.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 330984 + ... + 360547.

It is an arithmetic number, because the mean of its divisors is an integer number (1011365550).

Almost surely, 210222211242 is an apocalyptic number.

10222211242 is a deficient number, since it is larger than the sum of its proper divisors (5959637558).

10222211242 is a wasteful number, since it uses less digits than its factorization.

10222211242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 691941.

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 10222211242 its reverse (24211222201), we get a palindrome (34433433443).

The spelling of 10222211242 in words is "ten billion, two hundred twenty-two million, two hundred eleven thousand, two hundred forty-two".

Divisors: 1 2 19 38 389 778 7391 14782 691531 1383062 13139089 26278178 269005559 538011118 5111105621 10222211242