102100220220111 has 32 divisors (see below), whose sum is σ = 137271623251392. Its totient is φ = 67500765588480.

The previous prime is 102100220220017. The next prime is 102100220220211. The reversal of 102100220220111 is 111022022001201.

It is not a de Polignac number, because 102100220220111 - 2¹⁴ = 102100220203727 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102100220220211) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 180768301 + ... + 181332233.

It is an arithmetic number, because the mean of its divisors is an integer number (4289738226606).

Almost surely, 2^{102100220220111} is an apocalyptic number.

102100220220111 is a deficient number, since it is larger than the sum of its proper divisors (35171403031281).

102100220220111 is a wasteful number, since it uses less digits than its factorization.

102100220220111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 565243.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 102100220220111 its reverse (111022022001201), we get a palindrome (213122242221312).

The spelling of 102100220220111 in words is "one hundred two trillion, one hundred billion, two hundred twenty million, two hundred twenty thousand, one hundred eleven".