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2222102011124 = 224011385350381
BaseRepresentation
bin100000010101011111100…
…110011101110011110100
321212102122002222000220002
4200111133212131303310
5242401331103323444
64420453005530432
7316353521310212
oct40253746356364
97772562860802
102222102011124
1178742a723086
122ba7a9573a18
1313170a8a1528
147979c0a7cb2
153cc069d0d4e
hex2055f99dcf4

2222102011124 has 12 divisors (see below), whose sum is σ = 3898375974948. Its totient is φ = 1108280304000.

The previous prime is 2222102011123. The next prime is 2222102011159. The reversal of 2222102011124 is 4211102012222.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 1878495018724 + 343606992400 = 1370582^2 + 586180^2 .

It is a junction number, because it is equal to n+sod(n) for n = 2222102011096 and 2222102011105.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2222102011123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 692673587 + ... + 692676794.

It is an arithmetic number, because the mean of its divisors is an integer number (324864664579).

Almost surely, 22222102011124 is an apocalyptic number.

It is an amenable number.

2222102011124 is a deficient number, since it is larger than the sum of its proper divisors (1676273963824).

2222102011124 is a wasteful number, since it uses less digits than its factorization.

2222102011124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1385350786 (or 1385350784 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 20.

Adding to 2222102011124 its reverse (4211102012222), we get a palindrome (6433204023346).

The spelling of 2222102011124 in words is "two trillion, two hundred twenty-two billion, one hundred two million, eleven thousand, one hundred twenty-four".

Divisors: 1 2 4 401 802 1604 1385350381 2770700762 5541401524 555525502781 1111051005562 2222102011124