101022012201111 has 4 divisors (see below), whose sum is σ = 134696016268152. Its totient is φ = 67348008134072.

The previous prime is 101022012201091. The next prime is 101022012201181. The reversal of 101022012201111 is 111102210220101.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 101022012201111 - 2²² = 101022008006807 is a prime.

It is a super-2 number, since 2×101022012201111² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101022012201181) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16837002033516 + ... + 16837002033521.

It is an arithmetic number, because the mean of its divisors is an integer number (33674004067038).

Almost surely, 2^{101022012201111} is an apocalyptic number.

101022012201111 is a deficient number, since it is larger than the sum of its proper divisors (33674004067041).

101022012201111 is an equidigital number, since it uses as much as digits as its factorization.

101022012201111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33674004067040.

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

Adding to 101022012201111 its reverse (111102210220101), we get a palindrome (212124222421212).

The spelling of 101022012201111 in words is "one hundred one trillion, twenty-two billion, twelve million, two hundred one thousand, one hundred eleven".