1011202220111 has 16 divisors (see below), whose sum is σ = 1032841680000. Its totient is φ = 989777553408.

The previous prime is 1011202220099. The next prime is 1011202220123. The reversal of 1011202220111 is 1110222021101.

1011202220111 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (1011202220099) and next prime (1011202220123).

It is a cyclic number.

It is not a de Polignac number, because 1011202220111 - 2¹⁰ = 1011202219087 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 (1011202220141) 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, 38880890 + ... + 38906888.

It is an arithmetic number, because the mean of its divisors is an integer number (64552605000).

Almost surely, 2^{1011202220111} is an apocalyptic number.

1011202220111 is a deficient number, since it is larger than the sum of its proper divisors (21639459889).

1011202220111 is a wasteful number, since it uses less digits than its factorization.

1011202220111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30098.

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

Adding to 1011202220111 its reverse (1110222021101), we get a palindrome (2121424241212).

The spelling of 1011202220111 in words is "one trillion, eleven billion, two hundred two million, two hundred twenty thousand, one hundred eleven".