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1112210001 = 33729202921
BaseRepresentation
bin100001001001010…
…1111101001010001
32212111211010022000
41002102233221101
54234211210001
6302210304213
736363425520
oct10222575121
92774733260
101112210001
115208a4921
12270588069
13149567436
14a79da4b7
1567998a86
hex424afa51

1112210001 has 32 divisors (see below), whose sum is σ = 1948051200. Its totient is φ = 613630080.

The previous prime is 1112209963. The next prime is 1112210027. The reversal of 1112210001 is 1000122111.

Adding to 1112210001 its reverse (1000122111), we get a palindrome (2112332112).

It is a happy number.

It is not a de Polignac number, because 1112210001 - 29 = 1112209489 is a prime.

It is a super-2 number, since 2×11122100012 = 2474022172648840002, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is not an unprimeable number, because it can be changed into a prime (1112210041) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 95980 + ... + 106941.

It is an arithmetic number, because the mean of its divisors is an integer number (60876600).

Almost surely, 21112210001 is an apocalyptic number.

It is an amenable number.

1112210001 is a deficient number, since it is larger than the sum of its proper divisors (835841199).

1112210001 is a wasteful number, since it uses less digits than its factorization.

1112210001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 202966 (or 202960 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 9.

The square root of 1112210001 is about 33349.8126081692. The cubic root of 1112210001 is about 1036.0855067864.

The spelling of 1112210001 in words is "one billion, one hundred twelve million, two hundred ten thousand, one".

Divisors: 1 3 7 9 21 27 29 63 87 189 203 261 609 783 1827 5481 202921 608763 1420447 1826289 4261341 5478867 5884709 12784023 17654127 38352069 41192963 52962381 123578889 158887143 370736667 1112210001