102556026103 has 2 divisors, whose sum is σ = 102556026104. Its totient is φ = 102556026102.

The previous prime is 102556026061. The next prime is 102556026107. The reversal of 102556026103 is 301620655201.

It is a strong prime.

It is an emirp because it is prime and its reverse (301620655201) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 102556026103 - 2⁹ = 102556025591 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (102556026107) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51278013051 + 51278013052.

It is an arithmetic number, because the mean of its divisors is an integer number (51278013052).

Almost surely, 2^102556026103 is an apocalyptic number.

102556026103 is a deficient number, since it is larger than the sum of its proper divisors (1).

102556026103 is an equidigital number, since it uses as much as digits as its factorization.

102556026103 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10800, while the sum is 31.

It can be divided in two parts, 102556026 and 103, that added together give a square (102556129 = 10127²).

The spelling of 102556026103 in words is "one hundred two billion, five hundred fifty-six million, twenty-six thousand, one hundred three".