201022010111 has 16 divisors (see below), whose sum is σ = 217151782848. Its totient is φ = 184988294400.

The previous prime is 201022010093. The next prime is 201022010179. The reversal of 201022010111 is 111010220102.

It is not a de Polignac number, because 201022010111 - 2¹⁸ = 201021747967 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 201022010092 and 201022010101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201022010611) 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, 5990921 + ... + 6024381.

It is an arithmetic number, because the mean of its divisors is an integer number (13571986428).

Almost surely, 2^201022010111 is an apocalyptic number.

201022010111 is a deficient number, since it is larger than the sum of its proper divisors (16129772737).

201022010111 is a wasteful number, since it uses less digits than its factorization.

201022010111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34882.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 201022010111 its reverse (111010220102), we get a palindrome (312032230213).

The spelling of 201022010111 in words is "two hundred one billion, twenty-two million, ten thousand, one hundred eleven".