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112222011001 = 3131711419763
BaseRepresentation
bin110100010000011110…
…0111111111001111001
3101201122221111211102211
41220200330333321321
53314312313323001
6123315403055121
711051652232432
oct1504074777171
9351587454384
10112222011001
1143658443941
12198bab114a1
13a775967109
145608350489
152dbc211351
hex1a20f3fe79

112222011001 has 8 divisors (see below), whose sum is σ = 116207518464. Its totient is φ = 108259343760.

The previous prime is 112222010981. The next prime is 112222011017. The reversal of 112222011001 is 100110222211.

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 112222011001 - 29 = 112222010489 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (112222011701) 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, 5700055 + ... + 5719708.

It is an arithmetic number, because the mean of its divisors is an integer number (14525939808).

Almost surely, 2112222011001 is an apocalyptic number.

It is an amenable number.

112222011001 is a deficient number, since it is larger than the sum of its proper divisors (3985507463).

112222011001 is a wasteful number, since it uses less digits than its factorization.

112222011001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11420111.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 112222011001 its reverse (100110222211), we get a palindrome (212332233212).

The spelling of 112222011001 in words is "one hundred twelve billion, two hundred twenty-two million, eleven thousand, one".

Divisors: 1 31 317 9827 11419763 354012653 3620064871 112222011001