101020222110111 has 32 divisors (see below), whose sum is σ = 141957737725440. Its totient is φ = 63723540253824.

The previous prime is 101020222110107. The next prime is 101020222110121. The reversal of 101020222110111 is 111011222020101.

It is a happy number.

It is not a de Polignac number, because 101020222110111 - 2² = 101020222110107 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101020222110121) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 236120190 + ... + 236547636.

It is an arithmetic number, because the mean of its divisors is an integer number (4436179303920).

Almost surely, 2^{101020222110111} is an apocalyptic number.

101020222110111 is a deficient number, since it is larger than the sum of its proper divisors (40937515615329).

101020222110111 is a wasteful number, since it uses less digits than its factorization.

101020222110111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 432575.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 101020222110111 its reverse (111011222020101), we get a palindrome (212031444130212).

The spelling of 101020222110111 in words is "one hundred one trillion, twenty billion, two hundred twenty-two million, one hundred ten thousand, one hundred eleven".