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2012222021102 = 21397238208709
BaseRepresentation
bin11101010010000001110…
…001110101110111101110
321010100220012201212000022
4131102001301311313232
5230432012314133402
64140222501202142
7265243510653446
oct35220161656756
97110805655008
102012222021102
11706418966177
12285b95100352
131179a06c3517
146d56bb83126
1537520ea72a2
hex1d481c75dee

2012222021102 has 8 divisors (see below), whose sum is σ = 3040047658200. Its totient is φ = 998872801704.

The previous prime is 2012222021041. The next prime is 2012222021107. The reversal of 2012222021102 is 2011202222102.

It is a happy number.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2012222021107) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3619104077 + ... + 3619104632.

It is an arithmetic number, because the mean of its divisors is an integer number (380005957275).

Almost surely, 22012222021102 is an apocalyptic number.

2012222021102 is a deficient number, since it is larger than the sum of its proper divisors (1027825637098).

2012222021102 is a wasteful number, since it uses less digits than its factorization.

2012222021102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7238208850.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 2012222021102 its reverse (2011202222102), we get a palindrome (4023424243204).

The spelling of 2012222021102 in words is "two trillion, twelve billion, two hundred twenty-two million, twenty-one thousand, one hundred two".

Divisors: 1 2 139 278 7238208709 14476417418 1006111010551 2012222021102