120220021001111 has 4 divisors (see below), whose sum is σ = 120264829062312. Its totient is φ = 120175212939912.

The previous prime is 120220021001107. The next prime is 120220021001161. The reversal of 120220021001111 is 111100120022021.

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 120220021001111 - 2² = 120220021001107 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120220021001161) 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, 22404026576 + ... + 22404031941.

It is an arithmetic number, because the mean of its divisors is an integer number (30066207265578).

Almost surely, 2^{120220021001111} is an apocalyptic number.

120220021001111 is a deficient number, since it is larger than the sum of its proper divisors (44808061201).

120220021001111 is an equidigital number, since it uses as much as digits as its factorization.

120220021001111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44808061200.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 120220021001111 its reverse (111100120022021), we get a palindrome (231320141023132).

The spelling of 120220021001111 in words is "one hundred twenty trillion, two hundred twenty billion, twenty-one million, one thousand, one hundred eleven".