103154012525530 has 32 divisors (see below), whose sum is σ = 185730435330048. Its totient is φ = 41249781249600.

The previous prime is 103154012525483. The next prime is 103154012525539. The reversal of 103154012525530 is 35525210451301.

It is a self number, because there is not a number n which added to its sum of digits gives 103154012525530.

It is not an unprimeable number, because it can be changed into a prime (103154012525539) 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, 723354535 + ... + 723497125.

It is an arithmetic number, because the mean of its divisors is an integer number (5804076104064).

Almost surely, 2^{103154012525530} is an apocalyptic number.

103154012525530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

103154012525530 is a deficient number, since it is larger than the sum of its proper divisors (82576422804518).

103154012525530 is a wasteful number, since it uses less digits than its factorization.

103154012525530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 162822.

The product of its (nonzero) digits is 90000, while the sum is 37.

Adding to 103154012525530 its reverse (35525210451301), we get a palindrome (138679222976831).

The spelling of 103154012525530 in words is "one hundred three trillion, one hundred fifty-four billion, twelve million, five hundred twenty-five thousand, five hundred thirty".