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2012010222122 = 27639131693299
BaseRepresentation
bin11101010001110101001…
…001111001001000101010
321010100100110012100102122
4131101311021321020222
5230431044104101442
64140145453431242
7265235326464635
oct35216511711052
97110313170378
102012010222122
1170631a35449a
12285b3619b522
13117968867894
146d54b9acc1c
153750c5bbdd2
hex1d47527922a

2012010222122 has 8 divisors (see below), whose sum is σ = 3018410436000. Its totient is φ = 1005873410124.

The previous prime is 2012010222121. The next prime is 2012010222139. The reversal of 2012010222122 is 2212220102102.

It is a happy number.

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

It is a self number, because there is not a number n which added to its sum of digits gives 2012010222122.

It is not an unprimeable number, because it can be changed into a prime (2012010222121) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 65831372 + ... + 65861927.

It is an arithmetic number, because the mean of its divisors is an integer number (377301304500).

Almost surely, 22012010222122 is an apocalyptic number.

2012010222122 is a deficient number, since it is larger than the sum of its proper divisors (1006400213878).

2012010222122 is a wasteful number, since it uses less digits than its factorization.

2012010222122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 131700940.

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

Adding to 2012010222122 its reverse (2212220102102), we get a palindrome (4224230324224).

The spelling of 2012010222122 in words is "two trillion, twelve billion, ten million, two hundred twenty-two thousand, one hundred twenty-two".

Divisors: 1 2 7639 15278 131693299 263386598 1006005111061 2012010222122