1101022120111 has 8 divisors (see below), whose sum is σ = 1101413815040. Its totient is φ = 1100630500632.

The previous prime is 1101022120067. The next prime is 1101022120123. The reversal of 1101022120111 is 1110212201011.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1101022120111 - 2¹⁹ = 1101021595823 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1101022120091 and 1101022120100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1101022120171) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 48960076 + ... + 48982558.

It is an arithmetic number, because the mean of its divisors is an integer number (137676726880).

Almost surely, 2^{1101022120111} is an apocalyptic number.

1101022120111 is a deficient number, since it is larger than the sum of its proper divisors (391694929).

1101022120111 is a wasteful number, since it uses less digits than its factorization.

1101022120111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37725.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 1101022120111 its reverse (1110212201011), we get a palindrome (2211234321122).

The spelling of 1101022120111 in words is "one trillion, one hundred one billion, twenty-two million, one hundred twenty thousand, one hundred eleven".