120102121020211 has 4 divisors (see below), whose sum is σ = 131020495658424. Its totient is φ = 109183746382000.

The previous prime is 120102121020197. The next prime is 120102121020319. The reversal of 120102121020211 is 112020121201021.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 120102121020211 - 2²⁹ = 120101584149299 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (120102121026211) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5459187319090 + ... + 5459187319111.

It is an arithmetic number, because the mean of its divisors is an integer number (32755123914606).

Almost surely, 2^{120102121020211} is an apocalyptic number.

120102121020211 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

120102121020211 is a deficient number, since it is larger than the sum of its proper divisors (10918374638213).

120102121020211 is a wasteful number, since it uses less digits than its factorization.

120102121020211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10918374638212.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 120102121020211 its reverse (112020121201021), we get a palindrome (232122242221232).

The spelling of 120102121020211 in words is "one hundred twenty trillion, one hundred two billion, one hundred twenty-one million, twenty thousand, two hundred eleven".