121001134210 has 64 divisors (see below), whose sum is σ = 239332838400. Its totient is φ = 43680772800.

The previous prime is 121001134169. The next prime is 121001134213. The reversal of 121001134210 is 12431100121.

It is not an unprimeable number, because it can be changed into a prime (121001134213) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 12419521 + ... + 12429259.

It is an arithmetic number, because the mean of its divisors is an integer number (3739575600).

Almost surely, 2^121001134210 is an apocalyptic number.

121001134210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

121001134210 is a deficient number, since it is larger than the sum of its proper divisors (118331704190).

121001134210 is a wasteful number, since it uses less digits than its factorization.

121001134210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10567.

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 121001134210 its reverse (12431100121), we get a palindrome (133432234331).

The spelling of 121001134210 in words is "one hundred twenty-one billion, one million, one hundred thirty-four thousand, two hundred ten".