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1200012002222 = 21154546000101
BaseRepresentation
bin10001011101100110010…
…010100000001110101110
311020201102220021212221012
4101131212102200032232
5124130111033032342
62315140005505222
7152461262501645
oct21354622401656
94221386255835
101200012002222
11422a16544590
121746a1712212
1389211c2aa07
144211bd7035c
1521335cabb82
hex117664a03ae

1200012002222 has 8 divisors (see below), whose sum is σ = 1963656003672. Its totient is φ = 545460001000.

The previous prime is 1200012002221. The next prime is 1200012002249. The reversal of 1200012002222 is 2222002100021.

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

It is a junction number, because it is equal to n+sod(n) for n = 1200012002197 and 1200012002206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1200012002221) 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, 27273000029 + ... + 27273000072.

It is an arithmetic number, because the mean of its divisors is an integer number (245457000459).

Almost surely, 21200012002222 is an apocalyptic number.

1200012002222 is a deficient number, since it is larger than the sum of its proper divisors (763644001450).

1200012002222 is a wasteful number, since it uses less digits than its factorization.

1200012002222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54546000114.

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 1200012002222 its reverse (2222002100021), we get a palindrome (3422014102243).

The spelling of 1200012002222 in words is "one trillion, two hundred billion, twelve million, two thousand, two hundred twenty-two".

Divisors: 1 2 11 22 54546000101 109092000202 600006001111 1200012002222