102144415803 has 4 divisors (see below), whose sum is σ = 136192554408. Its totient is φ = 68096277200.

The previous prime is 102144415787. The next prime is 102144415817. The reversal of 102144415803 is 308514441201.

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 102144415803 - 2⁴ = 102144415787 is a prime.

It is a super-2 number, since 2×102144415803² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (102144413803) 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, 17024069298 + ... + 17024069303.

It is an arithmetic number, because the mean of its divisors is an integer number (34048138602).

Almost surely, 2^102144415803 is an apocalyptic number.

102144415803 is a deficient number, since it is larger than the sum of its proper divisors (34048138605).

102144415803 is an equidigital number, since it uses as much as digits as its factorization.

102144415803 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34048138604.

The product of its (nonzero) digits is 15360, while the sum is 33.

The spelling of 102144415803 in words is "one hundred two billion, one hundred forty-four million, four hundred fifteen thousand, eight hundred three".