1202111221102 has 8 divisors (see below), whose sum is σ = 1967091089112. Its totient is φ = 546414191400.

The previous prime is 1202111221099. The next prime is 1202111221111. The reversal of 1202111221102 is 2011221112021.

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

It is a congruent number.

It is an unprimeable number.

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, 27320709549 + ... + 27320709592.

It is an arithmetic number, because the mean of its divisors is an integer number (245886386139).

Almost surely, 2^{1202111221102} is an apocalyptic number.

1202111221102 is a deficient number, since it is larger than the sum of its proper divisors (764979868010).

1202111221102 is a wasteful number, since it uses less digits than its factorization.

1202111221102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54641419154.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 1202111221102 its reverse (2011221112021), we get a palindrome (3213332333123).

The spelling of 1202111221102 in words is "one trillion, two hundred two billion, one hundred eleven million, two hundred twenty-one thousand, one hundred two".