1211021120002 has 8 divisors (see below), whose sum is σ = 1895511318336. Its totient is φ = 579184013892.

The previous prime is 1211021119961. The next prime is 1211021120011. The reversal of 1211021120002 is 2000211201121.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13163272998 + ... + 13163273089.

It is an arithmetic number, because the mean of its divisors is an integer number (236938914792).

Almost surely, 2^{1211021120002} is an apocalyptic number.

1211021120002 is a deficient number, since it is larger than the sum of its proper divisors (684490198334).

1211021120002 is a wasteful number, since it uses less digits than its factorization.

1211021120002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26326546112.

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

Adding to 1211021120002 its reverse (2000211201121), we get a palindrome (3211232321123).

The spelling of 1211021120002 in words is "one trillion, two hundred eleven billion, twenty-one million, one hundred twenty thousand, two".