103121522 has 8 divisors (see below), whose sum is σ = 176779776. Its totient is φ = 44194932.

The previous prime is 103121503. The next prime is 103121527. The reversal of 103121522 is 225121301.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 103121522.

It is not an unprimeable number, because it can be changed into a prime (103121527) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3682898 + ... + 3682925.

It is an arithmetic number, because the mean of its divisors is an integer number (22097472).

Almost surely, 2^103121522 is an apocalyptic number.

103121522 is a deficient number, since it is larger than the sum of its proper divisors (73658254).

103121522 is an equidigital number, since it uses as much as digits as its factorization.

103121522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7365832.

The product of its (nonzero) digits is 120, while the sum is 17.

The square root of 103121522 is about 10154.8767594688. The cubic root of 103121522 is about 468.9390919004.

Adding to 103121522 its reverse (225121301), we get a palindrome (328242823).

The spelling of 103121522 in words is "one hundred three million, one hundred twenty-one thousand, five hundred twenty-two".