120611221475542 has 16 divisors (see below), whose sum is σ = 207078728114592. Its totient is φ = 51611364950400.

The previous prime is 120611221475531. The next prime is 120611221475597. The reversal of 120611221475542 is 245574122116021.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6596535459 + ... + 6596553742.

It is an arithmetic number, because the mean of its divisors is an integer number (12942420507162).

Almost surely, 2^{120611221475542} is an apocalyptic number.

120611221475542 is a deficient number, since it is larger than the sum of its proper divisors (86467506639050).

120611221475542 is a wasteful number, since it uses less digits than its factorization.

120611221475542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13193089863.

The product of its (nonzero) digits is 268800, while the sum is 43.

The spelling of 120611221475542 in words is "one hundred twenty trillion, six hundred eleven billion, two hundred twenty-one million, four hundred seventy-five thousand, five hundred forty-two".