102055540450111 has 4 divisors (see below), whose sum is σ = 104813798300152. Its totient is φ = 99297282600072.

The previous prime is 102055540450109. The next prime is 102055540450159. The reversal of 102055540450111 is 111054045550201.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 102055540450111 - 2¹ = 102055540450109 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102055540450411) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1379128924965 + ... + 1379128925038.

It is an arithmetic number, because the mean of its divisors is an integer number (26203449575038).

Almost surely, 2^{102055540450111} is an apocalyptic number.

102055540450111 is a deficient number, since it is larger than the sum of its proper divisors (2758257850041).

102055540450111 is an equidigital number, since it uses as much as digits as its factorization.

102055540450111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2758257850040.

The product of its (nonzero) digits is 20000, while the sum is 34.

The spelling of 102055540450111 in words is "one hundred two trillion, fifty-five billion, five hundred forty million, four hundred fifty thousand, one hundred eleven".