121030022211 has 64 divisors (see below), whose sum is σ = 195379200000. Its totient is φ = 65100672000.

The previous prime is 121030022161. The next prime is 121030022213. The reversal of 121030022211 is 112220030121.

It is not a de Polignac number, because 121030022211 - 2¹⁷ = 121029891139 is a prime.

It is not an unprimeable number, because it can be changed into a prime (121030022213) 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 63 ways as a sum of consecutive naturals, for example, 96900915 + ... + 96902163.

It is an arithmetic number, because the mean of its divisors is an integer number (3052800000).

Almost surely, 2^121030022211 is an apocalyptic number.

121030022211 is a deficient number, since it is larger than the sum of its proper divisors (74349177789).

121030022211 is a wasteful number, since it uses less digits than its factorization.

121030022211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2640.

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 121030022211 its reverse (112220030121), we get a palindrome (233250052332).

The spelling of 121030022211 in words is "one hundred twenty-one billion, thirty million, twenty-two thousand, two hundred eleven".