101000220011111 has 32 divisors (see below), whose sum is σ = 105019523481600. Its totient is φ = 97060977861120.

The previous prime is 101000220011107. The next prime is 101000220011113. The reversal of 101000220011111 is 111110022000101.

It is a cyclic number.

It is not a de Polignac number, because 101000220011111 - 2² = 101000220011107 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 101000220011092 and 101000220011101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101000220011113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8972208995 + ... + 8972220251.

It is an arithmetic number, because the mean of its divisors is an integer number (3281860108800).

Almost surely, 2^{101000220011111} is an apocalyptic number.

101000220011111 is a deficient number, since it is larger than the sum of its proper divisors (4019303470489).

101000220011111 is a wasteful number, since it uses less digits than its factorization.

101000220011111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17639.

The product of its (nonzero) digits is 4, while the sum is 11.

Adding to 101000220011111 its reverse (111110022000101), we get a palindrome (212110242011212).

The spelling of 101000220011111 in words is "one hundred one trillion, two hundred twenty million, eleven thousand, one hundred eleven".