121002210011 has 8 divisors (see below), whose sum is σ = 127748708880. Its totient is φ = 114293507328.

The previous prime is 121002209953. The next prime is 121002210013. The reversal of 121002210011 is 110012200121.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-121002210011 is a prime.

It is a super-2 number, since 2×121002210011² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 121002209974 and 121002210001.

It is not an unprimeable number, because it can be changed into a prime (121002210013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9442466 + ... + 9455271.

It is an arithmetic number, because the mean of its divisors is an integer number (15968588610).

Almost surely, 2^121002210011 is an apocalyptic number.

121002210011 is a deficient number, since it is larger than the sum of its proper divisors (6746498869).

121002210011 is a wasteful number, since it uses less digits than its factorization.

121002210011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18898093.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 121002210011 its reverse (110012200121), we get a palindrome (231014410132).

The spelling of 121002210011 in words is "one hundred twenty-one billion, two million, two hundred ten thousand, eleven".