101011222222111 has 8 divisors (see below), whose sum is σ = 101398413916800. Its totient is φ = 100624054153752.

The previous prime is 101011222222081. The next prime is 101011222222139. The reversal of 101011222222111 is 111222222110101.

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 101011222222111 - 2¹⁵ = 101011222189343 is a prime.

It is a super-2 number, since 2×101011222222111² (a number of 29 digits) contains 22 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 (101011222222171) 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, 2684440 + ... + 14464738.

It is an arithmetic number, because the mean of its divisors is an integer number (12674801739600).

Almost surely, 2^{101011222222111} is an apocalyptic number.

101011222222111 is a deficient number, since it is larger than the sum of its proper divisors (387191694689).

101011222222111 is a wasteful number, since it uses less digits than its factorization.

101011222222111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11813165.

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

Adding to 101011222222111 its reverse (111222222110101), we get a palindrome (212233444332212).

The spelling of 101011222222111 in words is "one hundred one trillion, eleven billion, two hundred twenty-two million, two hundred twenty-two thousand, one hundred eleven".