1101221211002 has 64 divisors (see below), whose sum is σ = 1824342912000. Its totient is φ = 494394000000.

The previous prime is 1101221210953. The next prime is 1101221211011. The reversal of 1101221211002 is 2001121221011.

It is a super-2 number, since 2×1101221211002² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 874678649 + ... + 874679907.

It is an arithmetic number, because the mean of its divisors is an integer number (28505358000).

Almost surely, 2^{1101221211002} is an apocalyptic number.

1101221211002 is a deficient number, since it is larger than the sum of its proper divisors (723121700998).

1101221211002 is a wasteful number, since it uses less digits than its factorization.

1101221211002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2723.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 1101221211002 its reverse (2001121221011), we get a palindrome (3102342432013).

The spelling of 1101221211002 in words is "one trillion, one hundred one billion, two hundred twenty-one million, two hundred eleven thousand, two".