1021201110002 has 8 divisors (see below), whose sum is σ = 1533287411712. Its totient is φ = 510105306100.

The previous prime is 1021201110001. The next prime is 1021201110019. The reversal of 1021201110002 is 2000111021201.

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 (1021201110001) 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, 247621874 + ... + 247625997.

It is an arithmetic number, because the mean of its divisors is an integer number (191660926464).

Almost surely, 2^{1021201110002} is an apocalyptic number.

1021201110002 is a deficient number, since it is larger than the sum of its proper divisors (512086301710).

1021201110002 is a wasteful number, since it uses less digits than its factorization.

1021201110002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 495248904.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 1021201110002 its reverse (2000111021201), we get a palindrome (3021312131203).

The spelling of 1021201110002 in words is "one trillion, twenty-one billion, two hundred one million, one hundred ten thousand, two".