101222212120111 has 8 divisors (see below), whose sum is σ = 101249711144064. Its totient is φ = 101194716499800.

The previous prime is 101222212120033. The next prime is 101222212120157. The reversal of 101222212120111 is 111021212222101.

It is a happy number.

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 101222212120111 - 2¹¹ = 101222212118063 is a prime.

It is a super-3 number, since 3×101222212120111³ (a number of 43 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101222212120511) 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, 59210406 + ... + 60895948.

It is an arithmetic number, because the mean of its divisors is an integer number (12656213893008).

Almost surely, 2^{101222212120111} is an apocalyptic number.

101222212120111 is a deficient number, since it is larger than the sum of its proper divisors (27499023953).

101222212120111 is a wasteful number, since it uses less digits than its factorization.

101222212120111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1701821.

The product of its (nonzero) digits is 64, while the sum is 19.

Adding to 101222212120111 its reverse (111021212222101), we get a palindrome (212243424342212).

The spelling of 101222212120111 in words is "one hundred one trillion, two hundred twenty-two billion, two hundred twelve million, one hundred twenty thousand, one hundred eleven".