121111022211002 has 8 divisors (see below), whose sum is σ = 181714428538356. Its totient is φ = 60539546031552.

The previous prime is 121111022210957. The next prime is 121111022211029. The reversal of 121111022211002 is 200112220111121.

It can be written as a sum of positive squares in 2 ways, for example, as 120159283434961 + 951738776041 = 10961719^2 + 975571^2 .

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, 7982527493 + ... + 7982542664.

Almost surely, 2^{121111022211002} is an apocalyptic number.

121111022211002 is a deficient number, since it is larger than the sum of its proper divisors (60603406327354).

121111022211002 is a wasteful number, since it uses less digits than its factorization.

121111022211002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15965073952.

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 121111022211002 its reverse (200112220111121), we get a palindrome (321223242322123).

The spelling of 121111022211002 in words is "one hundred twenty-one trillion, one hundred eleven billion, twenty-two million, two hundred eleven thousand, two".