103031543530 has 16 divisors (see below), whose sum is σ = 185464166184. Its totient is φ = 41210975680.

The previous prime is 103031543519. The next prime is 103031543543. The reversal of 103031543530 is 35345130301.

It can be written as a sum of positive squares in 4 ways, for example, as 19360774449 + 83670769081 = 139143^2 + 289259^2 .

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, 76824 + ... + 460396.

Almost surely, 2^103031543530 is an apocalyptic number.

103031543530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

103031543530 is a deficient number, since it is larger than the sum of its proper divisors (82432622654).

103031543530 is a wasteful number, since it uses less digits than its factorization.

103031543530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 410441.

The product of its (nonzero) digits is 8100, while the sum is 28.

Adding to 103031543530 its reverse (35345130301), we get a palindrome (138376673831).

It can be divided in two parts, 1030315 and 43530, that added together give a triangular number (1073845 = T₁₄₆₅).

The spelling of 103031543530 in words is "one hundred three billion, thirty-one million, five hundred forty-three thousand, five hundred thirty".