101101112222021 has 2 divisors, whose sum is σ = 101101112222022. Its totient is φ = 101101112222020.

The previous prime is 101101112221999. The next prime is 101101112222057. The reversal of 101101112222021 is 120222211101101.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 87091916613025 + 14009195608996 = 9332305^2 + 3742886^2 .

It is a cyclic number.

It is not a de Polignac number, because 101101112222021 - 2²⁶ = 101101045113157 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (101101112225021) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50550556111010 + 50550556111011.

It is an arithmetic number, because the mean of its divisors is an integer number (50550556111011).

Almost surely, 2^{101101112222021} is an apocalyptic number.

It is an amenable number.

101101112222021 is a deficient number, since it is larger than the sum of its proper divisors (1).

101101112222021 is an equidigital number, since it uses as much as digits as its factorization.

101101112222021 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 101101112222021 its reverse (120222211101101), we get a palindrome (221323323323122).

The spelling of 101101112222021 in words is "one hundred one trillion, one hundred one billion, one hundred twelve million, two hundred twenty-two thousand, twenty-one".