121000112111002 has 8 divisors (see below), whose sum is σ = 182155403431476. Its totient is φ = 60281644300512.

The previous prime is 121000112110993. The next prime is 121000112111077. The reversal of 121000112111002 is 200111211000121.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 120793969778161 + 206142332841 = 10990631^2 + 454029^2 .

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 (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 109205876803 + ... + 109205877910.

Almost surely, 2^{121000112111002} is an apocalyptic number.

121000112111002 is a deficient number, since it is larger than the sum of its proper divisors (61155291320474).

121000112111002 is a wasteful number, since it uses less digits than its factorization.

121000112111002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 218411754992.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 121000112111002 its reverse (200111211000121), we get a palindrome (321111323111123).

The spelling of 121000112111002 in words is "one hundred twenty-one trillion, one hundred twelve million, one hundred eleven thousand, two".