103011321000019 has 4 divisors (see below), whose sum is σ = 103090378039696. Its totient is φ = 102932263960344.

The previous prime is 103011320999957. The next prime is 103011321000059. The reversal of 103011321000019 is 910000123110301.

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 103011321000019 - 2¹¹ = 103011320997971 is a prime.

It is a super-2 number, since 2×103011321000019² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (103011321000059) 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, 39528517884 + ... + 39528520489.

It is an arithmetic number, because the mean of its divisors is an integer number (25772594509924).

Almost surely, 2^{103011321000019} is an apocalyptic number.

103011321000019 is a deficient number, since it is larger than the sum of its proper divisors (79057039677).

103011321000019 is an equidigital number, since it uses as much as digits as its factorization.

103011321000019 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79057039676.

The product of its (nonzero) digits is 162, while the sum is 22.

The spelling of 103011321000019 in words is "one hundred three trillion, eleven billion, three hundred twenty-one million, nineteen", and thus it is an aban number.