103203032121030 has 128 divisors (see below), whose sum is σ = 250008358464000. Its totient is φ = 27263972736000.

The previous prime is 103203032121029. The next prime is 103203032121071. The reversal of 103203032121030 is 30121230302301.

It is a junction number, because it is equal to n+sod(n) for n = 103203032120988 and 103203032121006.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2978339205 + ... + 2978373855.

It is an arithmetic number, because the mean of its divisors is an integer number (1953190300500).

Almost surely, 2^{103203032121030} is an apocalyptic number.

103203032121030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

103203032121030 is an abundant number, since it is smaller than the sum of its proper divisors (146805326342970).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

103203032121030 is a wasteful number, since it uses less digits than its factorization.

103203032121030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36550.

The product of its (nonzero) digits is 648, while the sum is 21.

Adding to 103203032121030 its reverse (30121230302301), we get a palindrome (133324262423331).

The spelling of 103203032121030 in words is "one hundred three trillion, two hundred three billion, thirty-two million, one hundred twenty-one thousand, thirty".