1211110020202 has 8 divisors (see below), whose sum is σ = 1847455963200. Its totient is φ = 595291365804.

The previous prime is 1211110020137. The next prime is 1211110020203. The reversal of 1211110020202 is 2020200111121.

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

It is not an unprimeable number, because it can be changed into a prime (1211110020203) 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, 5131822002 + ... + 5131822237.

It is an arithmetic number, because the mean of its divisors is an integer number (230931995400).

Almost surely, 2^{1211110020202} is an apocalyptic number.

1211110020202 is a deficient number, since it is larger than the sum of its proper divisors (636345942998).

1211110020202 is a wasteful number, since it uses less digits than its factorization.

1211110020202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10263644300.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 1211110020202 its reverse (2020200111121), we get a palindrome (3231310131323).

The spelling of 1211110020202 in words is "one trillion, two hundred eleven billion, one hundred ten million, twenty thousand, two hundred two".