120211223220011 has 16 divisors (see below), whose sum is σ = 149876878314240. Its totient is φ = 93669117110880.

The previous prime is 120211223219981. The next prime is 120211223220037. The reversal of 120211223220011 is 110022322112021.

It is a cyclic number.

It is not a de Polignac number, because 120211223220011 - 2³⁸ = 119936345313067 is a prime.

It is not an unprimeable number, because it can be changed into a prime (120211223220811) 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, 12684581 + ... + 20032998.

It is an arithmetic number, because the mean of its divisors is an integer number (9367304894640).

Almost surely, 2^{120211223220011} is an apocalyptic number.

120211223220011 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

120211223220011 is a deficient number, since it is larger than the sum of its proper divisors (29665655094229).

120211223220011 is a wasteful number, since it uses less digits than its factorization.

120211223220011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32765314.

The product of its (nonzero) digits is 192, while the sum is 20.

Adding to 120211223220011 its reverse (110022322112021), we get a palindrome (230233545332032).

The spelling of 120211223220011 in words is "one hundred twenty trillion, two hundred eleven billion, two hundred twenty-three million, two hundred twenty thousand, eleven".