1222120002102 has 16 divisors (see below), whose sum is σ = 2528524142640. Its totient is φ = 393325977632.

The previous prime is 1222120002083. The next prime is 1222120002107. The reversal of 1222120002102 is 2012000212221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1222120002107) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 3511838913 + ... + 3511839260.

It is an arithmetic number, because the mean of its divisors is an integer number (158032758915).

Almost surely, 2^{1222120002102} is an apocalyptic number.

1222120002102 is an abundant number, since it is smaller than the sum of its proper divisors (1306404140538).

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

1222120002102 is a wasteful number, since it uses less digits than its factorization.

1222120002102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7023678207.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 1222120002102 its reverse (2012000212221), we get a palindrome (3234120214323).

The spelling of 1222120002102 in words is "one trillion, two hundred twenty-two billion, one hundred twenty million, two thousand, one hundred two".