103402321019 has 2 divisors, whose sum is σ = 103402321020. Its totient is φ = 103402321018.

The previous prime is 103402321003. The next prime is 103402321073. The reversal of 103402321019 is 910123204301.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 103402321019 - 2⁴ = 103402321003 is a prime.

It is a super-2 number, since 2×103402321019² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (103402321819) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51701160509 + 51701160510.

It is an arithmetic number, because the mean of its divisors is an integer number (51701160510).

Almost surely, 2^103402321019 is an apocalyptic number.

103402321019 is a deficient number, since it is larger than the sum of its proper divisors (1).

103402321019 is an equidigital number, since it uses as much as digits as its factorization.

103402321019 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1296, while the sum is 26.

The spelling of 103402321019 in words is "one hundred three billion, four hundred two million, three hundred twenty-one thousand, nineteen".