20020210112111 has 8 divisors (see below), whose sum is σ = 22348141521024. Its totient is φ = 17776930754520.

The previous prime is 20020210112101. The next prime is 20020210112129. The reversal of 20020210112111 is 11121101202002.

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 20020210112111 - 2⁴² = 15622163601007 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20020210112101) 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, 21163012331 + ... + 21163013276.

It is an arithmetic number, because the mean of its divisors is an integer number (2793517690128).

Almost surely, 2^{20020210112111} is an apocalyptic number.

20020210112111 is a deficient number, since it is larger than the sum of its proper divisors (2327931408913).

20020210112111 is a wasteful number, since it uses less digits than its factorization.

20020210112111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42326025661.

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

Adding to 20020210112111 its reverse (11121101202002), we get a palindrome (31141311314113).

The spelling of 20020210112111 in words is "twenty trillion, twenty billion, two hundred ten million, one hundred twelve thousand, one hundred eleven".