1020110201111 has 16 divisors (see below), whose sum is σ = 1070952907008. Its totient is φ = 970408857600.

The previous prime is 1020110201093. The next prime is 1020110201113. The reversal of 1020110201111 is 1111020110201.

1020110201111 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 1020110201111 - 2²² = 1020106006807 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1020110201092 and 1020110201101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1020110201113) 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, 2851031 + ... + 3188823.

It is an arithmetic number, because the mean of its divisors is an integer number (66934556688).

Almost surely, 2^{1020110201111} is an apocalyptic number.

1020110201111 is a deficient number, since it is larger than the sum of its proper divisors (50842705897).

1020110201111 is a wasteful number, since it uses less digits than its factorization.

1020110201111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 339482.

The product of its (nonzero) digits is 4, while the sum is 11.

Adding to 1020110201111 its reverse (1111020110201), we get a palindrome (2131130311312).

It can be divided in two parts, 1020110201 and 111, that multiplied together give a palindrome (113232232311).

The spelling of 1020110201111 in words is "one trillion, twenty billion, one hundred ten million, two hundred one thousand, one hundred eleven".