106020111 has 16 divisors (see below), whose sum is σ = 144149760. Its totient is φ = 69296640.

The previous prime is 106020097. The next prime is 106020113. The reversal of 106020111 is 111020601.

It is a happy number.

It is not a de Polignac number, because 106020111 - 2¹⁴ = 106003727 is a prime.

It is a super-4 number, since 4×106020111⁴ (a number of 33 digits) contains 4444 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (106020113) 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, 39820 + ... + 42398.

It is an arithmetic number, because the mean of its divisors is an integer number (9009360).

Almost surely, 2^106020111 is an apocalyptic number.

106020111 is a deficient number, since it is larger than the sum of its proper divisors (38129649).

106020111 is a wasteful number, since it uses less digits than its factorization.

106020111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2846.

The product of its (nonzero) digits is 12, while the sum is 12.

The square root of 106020111 is about 10296.6067711650. The cubic root of 106020111 is about 473.2922773467.

Adding to 106020111 its reverse (111020601), we get a palindrome (217040712).

The spelling of 106020111 in words is "one hundred six million, twenty thousand, one hundred eleven".