121000212201011 has 32 divisors (see below), whose sum is σ = 146102075212800. Its totient is φ = 98757021242880.

The previous prime is 121000212200983. The next prime is 121000212201061. The reversal of 121000212201011 is 110102212000121.

It is not a de Polignac number, because 121000212201011 - 2³⁰ = 120999138459187 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (121000212201061) 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, 79174646 + ... + 80688443.

It is an arithmetic number, because the mean of its divisors is an integer number (4565689850400).

Almost surely, 2^{121000212201011} is an apocalyptic number.

121000212201011 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

121000212201011 is a deficient number, since it is larger than the sum of its proper divisors (25101863011789).

121000212201011 is a wasteful number, since it uses less digits than its factorization.

121000212201011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 159863259.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 121000212201011 its reverse (110102212000121), we get a palindrome (231102424201132).

The spelling of 121000212201011 in words is "one hundred twenty-one trillion, two hundred twelve million, two hundred one thousand, eleven".