121123150522 has 16 divisors (see below), whose sum is σ = 202810858272. Its totient is φ = 53775605520.

The previous prime is 121123150487. The next prime is 121123150541. The reversal of 121123150522 is 225051321121.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 64017633 + ... + 64019524.

It is an arithmetic number, because the mean of its divisors is an integer number (12675678642).

Almost surely, 2^121123150522 is an apocalyptic number.

121123150522 is a deficient number, since it is larger than the sum of its proper divisors (81687707750).

121123150522 is a wasteful number, since it uses less digits than its factorization.

121123150522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 128037213.

The product of its (nonzero) digits is 1200, while the sum is 25.

Adding to 121123150522 its reverse (225051321121), we get a palindrome (346174471643).

The spelling of 121123150522 in words is "one hundred twenty-one billion, one hundred twenty-three million, one hundred fifty thousand, five hundred twenty-two".