121201133132110 has 32 divisors (see below), whose sum is σ = 218807098342560. Its totient is φ = 48337275825792.

The previous prime is 121201133132099. The next prime is 121201133132113. The reversal of 121201133132110 is 11231331102121.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121201133132113) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4819209 + ... + 16298068.

It is an arithmetic number, because the mean of its divisors is an integer number (6837721823205).

Almost surely, 2^{121201133132110} is an apocalyptic number.

121201133132110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

121201133132110 is a deficient number, since it is larger than the sum of its proper divisors (97605965210450).

121201133132110 is a wasteful number, since it uses less digits than its factorization.

121201133132110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21118980.

The product of its (nonzero) digits is 216, while the sum is 22.

Adding to 121201133132110 its reverse (11231331102121), we get a palindrome (132432464234231).

The spelling of 121201133132110 in words is "one hundred twenty-one trillion, two hundred one billion, one hundred thirty-three million, one hundred thirty-two thousand, one hundred ten".