103123421131434 has 64 divisors (see below), whose sum is σ = 229797897523200. Its totient is φ = 30582750525120.

The previous prime is 103123421131427. The next prime is 103123421131463. The reversal of 103123421131434 is 434131124321301.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a junction number, because it is equal to n+sod(n) for n = 103123421131395 and 103123421131404.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 49647267 + ... + 51682665.

It is an arithmetic number, because the mean of its divisors is an integer number (3590592148800).

Almost surely, 2^{103123421131434} is an apocalyptic number.

103123421131434 is an abundant number, since it is smaller than the sum of its proper divisors (126674476391766).

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

103123421131434 is a wasteful number, since it uses less digits than its factorization.

103123421131434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2051795.

The product of its (nonzero) digits is 20736, while the sum is 33.

Adding to 103123421131434 its reverse (434131124321301), we get a palindrome (537254545452735).

The spelling of 103123421131434 in words is "one hundred three trillion, one hundred twenty-three billion, four hundred twenty-one million, one hundred thirty-one thousand, four hundred thirty-four".