101111202122211 has 96 divisors (see below), whose sum is σ = 153670826889216. Its totient is φ = 64014115200000.

The previous prime is 101111202122207. The next prime is 101111202122219. The reversal of 101111202122211 is 112221202111101.

It is a happy number.

101111202122211 is a `hidden beast` number, since 1 + 0 + 111 + 120 + 212 + 221 + 1 = 666.

It is not a de Polignac number, because 101111202122211 - 2² = 101111202122207 is a prime.

It is not an unprimeable number, because it can be changed into a prime (101111202122219) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 506466811 + ... + 506666411.

It is an arithmetic number, because the mean of its divisors is an integer number (1600737780096).

Almost surely, 2^{101111202122211} is an apocalyptic number.

101111202122211 is a deficient number, since it is larger than the sum of its proper divisors (52559624767005).

101111202122211 is a wasteful number, since it uses less digits than its factorization.

101111202122211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 199993 (or 199990 counting only the distinct ones).

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

Adding to 101111202122211 its reverse (112221202111101), we get a palindrome (213332404233312).

The spelling of 101111202122211 in words is "one hundred one trillion, one hundred eleven billion, two hundred two million, one hundred twenty-two thousand, two hundred eleven".