10120155542 has 32 divisors (see below), whose sum is σ = 18022362624. Its totient is φ = 4171809600.

The previous prime is 10120155431. The next prime is 10120155559. The reversal of 10120155542 is 24555102101.

10120155542 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent 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 15 ways as a sum of consecutive naturals, for example, 83408 + ... + 164915.

It is an arithmetic number, because the mean of its divisors is an integer number (563198832).

Almost surely, 2^10120155542 is an apocalyptic number.

10120155542 is a deficient number, since it is larger than the sum of its proper divisors (7902207082).

10120155542 is a wasteful number, since it uses less digits than its factorization.

10120155542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 248444.

The product of its (nonzero) digits is 2000, while the sum is 26.

Adding to 10120155542 its reverse (24555102101), we get a palindrome (34675257643).

The spelling of 10120155542 in words is "ten billion, one hundred twenty million, one hundred fifty-five thousand, five hundred forty-two".