120020211222011 has 16 divisors (see below), whose sum is σ = 121121887880448. Its totient is φ = 118923644800800.

The previous prime is 120020211222001. The next prime is 120020211222031. The reversal of 120020211222011 is 110222112020021.

It is a cyclic number.

It is not a de Polignac number, because 120020211222011 - 2³⁸ = 119745333315067 is a prime.

It is a super-2 number, since 2×120020211222011² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (120020211222001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 71574521 + ... + 73232181.

It is an arithmetic number, because the mean of its divisors is an integer number (7570117992528).

Almost surely, 2^{120020211222011} is an apocalyptic number.

120020211222011 is a deficient number, since it is larger than the sum of its proper divisors (1101676658437).

120020211222011 is a wasteful number, since it uses less digits than its factorization.

120020211222011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1659202.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 120020211222011 its reverse (110222112020021), we get a palindrome (230242323242032).

The spelling of 120020211222011 in words is "one hundred twenty trillion, twenty billion, two hundred eleven million, two hundred twenty-two thousand, eleven".