1203104025105 has 16 divisors (see below), whose sum is σ = 1956523268544. Its totient is φ = 631136537280.

The previous prime is 1203104025103. The next prime is 1203104025113. The reversal of 1203104025105 is 5015204013021.

It is a happy number.

It is not a de Polignac number, because 1203104025105 - 2¹ = 1203104025103 is a prime.

It is a super-2 number, since 2×1203104025105² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1203104025103) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 657432979 + ... + 657434808.

It is an arithmetic number, because the mean of its divisors is an integer number (122282704284).

Almost surely, 2^{1203104025105} is an apocalyptic number.

1203104025105 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1203104025105 is a deficient number, since it is larger than the sum of its proper divisors (753419243439).

1203104025105 is a wasteful number, since it uses less digits than its factorization.

1203104025105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1314867856.

The product of its (nonzero) digits is 1200, while the sum is 24.

Adding to 1203104025105 its reverse (5015204013021), we get a palindrome (6218308038126).

The spelling of 1203104025105 in words is "one trillion, two hundred three billion, one hundred four million, twenty-five thousand, one hundred five".