101222222100111 has 64 divisors (see below), whose sum is σ = 171798288768000. Its totient is φ = 57700669759488.

The previous prime is 101222222100037. The next prime is 101222222100133. The reversal of 101222222100111 is 111001222222101.

101222222100111 is a `hidden beast` number, since 1 + 0 + 122 + 222 + 210 + 0 + 111 = 666.

It is not a de Polignac number, because 101222222100111 - 2¹³ = 101222222091919 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101222224100111) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 424440375 + ... + 424678791.

It is an arithmetic number, because the mean of its divisors is an integer number (2684348262000).

Almost surely, 2^{101222222100111} is an apocalyptic number.

101222222100111 is a deficient number, since it is larger than the sum of its proper divisors (70576066667889).

101222222100111 is a wasteful number, since it uses less digits than its factorization.

101222222100111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 243885 (or 243879 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 18.

Adding to 101222222100111 its reverse (111001222222101), we get a palindrome (212223444322212).

The spelling of 101222222100111 in words is "one hundred one trillion, two hundred twenty-two billion, two hundred twenty-two million, one hundred thousand, one hundred eleven".