2111120121002 has 8 divisors (see below), whose sum is σ = 3167135119812. Its totient is φ = 1055408414400.

The previous prime is 2111120120987. The next prime is 2111120121013. The reversal of 2111120121002 is 2001210211112.

It can be written as a sum of positive squares in 2 ways, for example, as 1594893677881 + 516226443121 = 1262891^2 + 718489^2 .

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

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 3 ways as a sum of consecutive naturals, for example, 75805649 + ... + 75833492.

Almost surely, 2^{2111120121002} is an apocalyptic number.

2111120121002 is a deficient number, since it is larger than the sum of its proper divisors (1056014998810).

2111120121002 is a wasteful number, since it uses less digits than its factorization.

2111120121002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 151646104.

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

Adding to 2111120121002 its reverse (2001210211112), we get a palindrome (4112330332114).

The spelling of 2111120121002 in words is "two trillion, one hundred eleven billion, one hundred twenty million, one hundred twenty-one thousand, two".