120551022145522 has 32 divisors (see below), whose sum is σ = 191090047622400. Its totient is φ = 56879303298048.

The previous prime is 120551022145469. The next prime is 120551022145613. The reversal of 120551022145522 is 225541220155021.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 49334418 + ... + 51720274.

It is an arithmetic number, because the mean of its divisors is an integer number (5971563988200).

Almost surely, 2^{120551022145522} is an apocalyptic number.

120551022145522 is a deficient number, since it is larger than the sum of its proper divisors (70539025476878).

120551022145522 is a wasteful number, since it uses less digits than its factorization.

120551022145522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2391090.

The product of its (nonzero) digits is 80000, while the sum is 37.

The spelling of 120551022145522 in words is "one hundred twenty trillion, five hundred fifty-one billion, twenty-two million, one hundred forty-five thousand, five hundred twenty-two".