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2011001112222 = 23335166852037
BaseRepresentation
bin11101010000111001000…
…000011100011010011110
321010020202010101020212220
4131100321000130122132
5230422012241042342
64135501405010210
7265201324262364
oct35207100343236
97106663336786
102011001112222
11705951779273
122858b4253966
1311783778b02b
146d49396d634
153749dbdb5ec
hex1d43901c69e

2011001112222 has 8 divisors (see below), whose sum is σ = 4022002224456. Its totient is φ = 670333704072.

The previous prime is 2011001112221. The next prime is 2011001112223. The reversal of 2011001112222 is 2222111001102.

It is an interprime number because it is at equal distance from previous prime (2011001112221) and next prime (2011001112223).

It is a sphenic number, since it is the product of 3 distinct primes.

2011001112222 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2011001112221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 167583426013 + ... + 167583426024.

It is an arithmetic number, because the mean of its divisors is an integer number (502750278057).

Almost surely, 22011001112222 is an apocalyptic number.

2011001112222 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2011001112222 is a wasteful number, since it uses less digits than its factorization.

2011001112222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 335166852042.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 2011001112222 its reverse (2222111001102), we get a palindrome (4233112113324).

The spelling of 2011001112222 in words is "two trillion, eleven billion, one million, one hundred twelve thousand, two hundred twenty-two".

Divisors: 1 2 3 6 335166852037 670333704074 1005500556111 2011001112222