10203621123419 has 2 divisors, whose sum is σ = 10203621123420. Its totient is φ = 10203621123418.

The previous prime is 10203621123401. The next prime is 10203621123439. The reversal of 10203621123419 is 91432112630201.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10203621123419 is a prime.

It is a super-2 number, since 2×10203621123419² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (10203621123439) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5101810561709 + 5101810561710.

It is an arithmetic number, because the mean of its divisors is an integer number (5101810561710).

Almost surely, 2^{10203621123419} is an apocalyptic number.

10203621123419 is a deficient number, since it is larger than the sum of its proper divisors (1).

10203621123419 is an equidigital number, since it uses as much as digits as its factorization.

10203621123419 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 15552, while the sum is 35.

The spelling of 10203621123419 in words is "ten trillion, two hundred three billion, six hundred twenty-one million, one hundred twenty-three thousand, four hundred nineteen".