121202201211044 has 6 divisors (see below), whose sum is σ = 212103852119334. Its totient is φ = 60601100605520.

The previous prime is 121202201211043. The next prime is 121202201211071. The reversal of 121202201211044 is 440112102202121.

It can be written as a sum of positive squares in only one way, i.e., 105078121580644 + 16124079630400 = 10250762^2 + 4015480^2 .

It is not an unprimeable number, because it can be changed into a prime (121202201211043) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15150275151377 + ... + 15150275151384.

It is an arithmetic number, because the mean of its divisors is an integer number (35350642019889).

Almost surely, 2^{121202201211044} is an apocalyptic number.

It is an amenable number.

121202201211044 is a deficient number, since it is larger than the sum of its proper divisors (90901650908290).

121202201211044 is a wasteful number, since it uses less digits than its factorization.

121202201211044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30300550302765 (or 30300550302763 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 23.

Adding to 121202201211044 its reverse (440112102202121), we get a palindrome (561314303413165).

The spelling of 121202201211044 in words is "one hundred twenty-one trillion, two hundred two billion, two hundred one million, two hundred eleven thousand, forty-four".