102000220221111 has 128 divisors (see below), whose sum is σ = 152437469184000. Its totient is φ = 60388977911808.

The previous prime is 102000220221079. The next prime is 102000220221139. The reversal of 102000220221111 is 111122022000201.

It is not a de Polignac number, because 102000220221111 - 2⁵ = 102000220221079 is a prime.

It is a super-4 number, since 4×102000220221111⁴ (a number of 57 digits) contains 4444 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102000220421111) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 10462629265 + ... + 10462639013.

It is an arithmetic number, because the mean of its divisors is an integer number (1190917728000).

Almost surely, 2^{102000220221111} is an apocalyptic number.

102000220221111 is a deficient number, since it is larger than the sum of its proper divisors (50437248962889).

102000220221111 is a wasteful number, since it uses less digits than its factorization.

102000220221111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11165.

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

Adding to 102000220221111 its reverse (111122022000201), we get a palindrome (213122242221312).

The spelling of 102000220221111 in words is "one hundred two trillion, two hundred twenty million, two hundred twenty-one thousand, one hundred eleven".