101102212221111 has 48 divisors (see below), whose sum is σ = 162878761599840. Its totient is φ = 60055968430080.

The previous prime is 101102212221107. The next prime is 101102212221119. The reversal of 101102212221111 is 111122212201101.

It is a happy number.

101102212221111 is a `hidden beast` number, since 1 + 0 + 110 + 221 + 2 + 221 + 111 = 666.

It is not a de Polignac number, because 101102212221111 - 2² = 101102212221107 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101102212221119) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 7969260 + ... + 16300721.

It is an arithmetic number, because the mean of its divisors is an integer number (3393307533330).

Almost surely, 2^{101102212221111} is an apocalyptic number.

101102212221111 is a deficient number, since it is larger than the sum of its proper divisors (61776549378729).

101102212221111 is a wasteful number, since it uses less digits than its factorization.

101102212221111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24271456 (or 24271453 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 18.

Adding to 101102212221111 its reverse (111122212201101), we get a palindrome (212224424422212).

The spelling of 101102212221111 in words is "one hundred one trillion, one hundred two billion, two hundred twelve million, two hundred twenty-one thousand, one hundred eleven".