1203123133130 has 16 divisors (see below), whose sum is σ = 2195287690824. Its totient is φ = 474656797440.

The previous prime is 1203123133127. The next prime is 1203123133229. The reversal of 1203123133130 is 313313213021.

It can be written as a sum of positive squares in 4 ways, for example, as 962892775441 + 240230357689 = 981271^2 + 490133^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1203123133096 and 1203123133105.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 824056211 + ... + 824057670.

Almost surely, 2^{1203123133130} is an apocalyptic number.

1203123133130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1203123133130 is a deficient number, since it is larger than the sum of its proper divisors (992164557694).

1203123133130 is a wasteful number, since it uses less digits than its factorization.

1203123133130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1648113961.

The product of its (nonzero) digits is 972, while the sum is 23.

Adding to 1203123133130 its reverse (313313213021), we get a palindrome (1516436346151).

The spelling of 1203123133130 in words is "one trillion, two hundred three billion, one hundred twenty-three million, one hundred thirty-three thousand, one hundred thirty".