10203403412155 has 16 divisors (see below), whose sum is σ = 12974138501184. Its totient is φ = 7676746767360.

The previous prime is 10203403412129. The next prime is 10203403412171. The reversal of 10203403412155 is 55121430430201.

It is a de Polignac number, because none of the positive numbers 2^k-10203403412155 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 45323007 + ... + 45547576.

It is an arithmetic number, because the mean of its divisors is an integer number (810883656324).

Almost surely, 2^{10203403412155} is an apocalyptic number.

10203403412155 is a deficient number, since it is larger than the sum of its proper divisors (2770735089029).

10203403412155 is a wasteful number, since it uses less digits than its factorization.

10203403412155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90871926.

The product of its (nonzero) digits is 14400, while the sum is 31.

Adding to 10203403412155 its reverse (55121430430201), we get a palindrome (65324833842356).

The spelling of 10203403412155 in words is "ten trillion, two hundred three billion, four hundred three million, four hundred twelve thousand, one hundred fifty-five".