121001002202011 has 16 divisors (see below), whose sum is σ = 128316965858784. Its totient is φ = 113707124043264.

The previous prime is 121001002201979. The next prime is 121001002202023. The reversal of 121001002202011 is 110202200100121.

It is a cyclic number.

It is not a de Polignac number, because 121001002202011 - 2⁵ = 121001002201979 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 121001002201982 and 121001002202000.

It is not an unprimeable number, because it can be changed into a prime (121001002202111) 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, 67438165 + ... + 69209161.

It is an arithmetic number, because the mean of its divisors is an integer number (8019810366174).

Almost surely, 2^{121001002202011} is an apocalyptic number.

121001002202011 is a deficient number, since it is larger than the sum of its proper divisors (7315963656773).

121001002202011 is a wasteful number, since it uses less digits than its factorization.

121001002202011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1777230.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 121001002202011 its reverse (110202200100121), we get a palindrome (231203202302132).

The spelling of 121001002202011 in words is "one hundred twenty-one trillion, one billion, two million, two hundred two thousand, eleven".