120221110210011 has 16 divisors (see below), whose sum is σ = 162004302117504. Its totient is φ = 79293243826944.

The previous prime is 120221110209989. The next prime is 120221110210013. The reversal of 120221110210011 is 110012011122021.

It is a happy number.

It is not a de Polignac number, because 120221110210011 - 2⁷ = 120221110209883 is a prime.

It is a super-2 number, since 2×120221110210011² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (120221110210013) 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, 71830261 + ... + 73484886.

It is an arithmetic number, because the mean of its divisors is an integer number (10125268882344).

Almost surely, 2^{120221110210011} is an apocalyptic number.

120221110210011 is a deficient number, since it is larger than the sum of its proper divisors (41783191907493).

120221110210011 is a wasteful number, since it uses less digits than its factorization.

120221110210011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 145318090.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 120221110210011 its reverse (110012011122021), we get a palindrome (230233121332032).

The spelling of 120221110210011 in words is "one hundred twenty trillion, two hundred twenty-one billion, one hundred ten million, two hundred ten thousand, eleven".