Search a number
-
+
2031012222000 = 243534718139791
BaseRepresentation
bin11101100011100001110…
…000110001010000110000
321012011101201210221212220
4131203201300301100300
5231234003112101000
64153011212321040
7266510243020326
oct35434160612060
97164351727786
102031012222000
117133904a6223
12289759a73180
131196a65556a8
1470431507d16
1537c708ee1a0
hex1d8e1c31430

2031012222000 has 320 divisors, whose sum is σ = 6724417609728. Its totient is φ = 527137920000.

The previous prime is 2031012221999. The next prime is 2031012222011. The reversal of 2031012222000 is 2222101302.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 51022105 + ... + 51061895.

Almost surely, 22031012222000 is an apocalyptic number.

2031012222000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2031012222000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3362208804864).

2031012222000 is an abundant number, since it is smaller than the sum of its proper divisors (4693405387728).

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

2031012222000 is a wasteful number, since it uses less digits than its factorization.

2031012222000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40045 (or 40029 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 15.

Adding to 2031012222000 its reverse (2222101302), we get a palindrome (2033234323302).

The spelling of 2031012222000 in words is "two trillion, thirty-one billion, twelve million, two hundred twenty-two thousand".