101022221111 has 8 divisors (see below), whose sum is σ = 116597076384. Its totient is φ = 85733143200.

The previous prime is 101022221099. The next prime is 101022221117. The reversal of 101022221111 is 111122220101.

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 101022221111 - 2¹⁰ = 101022220087 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101022221117) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 71443580 + ... + 71444993.

It is an arithmetic number, because the mean of its divisors is an integer number (14574634548).

Almost surely, 2^101022221111 is an apocalyptic number.

101022221111 is a deficient number, since it is larger than the sum of its proper divisors (15574855273).

101022221111 is a wasteful number, since it uses less digits than its factorization.

101022221111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 142888681.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 101022221111 its reverse (111122220101), we get a palindrome (212144441212).

The spelling of 101022221111 in words is "one hundred one billion, twenty-two million, two hundred twenty-one thousand, one hundred eleven".