121100022201202 has 48 divisors (see below), whose sum is σ = 208348821567936. Its totient is φ = 52651469455200.

The previous prime is 121100022201187. The next prime is 121100022201203. The reversal of 121100022201202 is 202102220001121.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (121100022201203) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 801768013 + ... + 801919039.

It is an arithmetic number, because the mean of its divisors is an integer number (4340600449332).

Almost surely, 2^{121100022201202} is an apocalyptic number.

121100022201202 is a deficient number, since it is larger than the sum of its proper divisors (87248799366734).

121100022201202 is a wasteful number, since it uses less digits than its factorization.

121100022201202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 295135 (or 295124 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 121100022201202 its reverse (202102220001121), we get a palindrome (323202242202323).

The spelling of 121100022201202 in words is "one hundred twenty-one trillion, one hundred billion, twenty-two million, two hundred one thousand, two hundred two".