121012322211002 has 4 divisors (see below), whose sum is σ = 181518483316506. Its totient is φ = 60506161105500.

The previous prime is 121012322210987. The next prime is 121012322211127. The reversal of 121012322211002 is 200112223210121.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 120369665058721 + 642657152281 = 10971311^2 + 801659^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30253080552749 + ... + 30253080552752.

Almost surely, 2^{121012322211002} is an apocalyptic number.

121012322211002 is a deficient number, since it is larger than the sum of its proper divisors (60506161105504).

121012322211002 is an equidigital number, since it uses as much as digits as its factorization.

121012322211002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60506161105503.

The product of its (nonzero) digits is 192, while the sum is 20.

Adding to 121012322211002 its reverse (200112223210121), we get a palindrome (321124545421123).

The spelling of 121012322211002 in words is "one hundred twenty-one trillion, twelve billion, three hundred twenty-two million, two hundred eleven thousand, two".