120542001553052 has 12 divisors (see below), whose sum is σ = 210967871860536. Its totient is φ = 60265466735760.

The previous prime is 120542001553021. The next prime is 120542001553067. The reversal of 120542001553052 is 250355100245021.

It is a happy number.

It is a congruent 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 3 ways as a sum of consecutive naturals, for example, 1383461183 + ... + 1383548310.

It is an arithmetic number, because the mean of its divisors is an integer number (17580655988378).

Almost surely, 2^{120542001553052} is an apocalyptic number.

It is an amenable number.

120542001553052 is a deficient number, since it is larger than the sum of its proper divisors (90425870307484).

120542001553052 is a wasteful number, since it uses less digits than its factorization.

120542001553052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2767020388 (or 2767020386 counting only the distinct ones).

The product of its (nonzero) digits is 60000, while the sum is 35.

Adding to 120542001553052 its reverse (250355100245021), we get a palindrome (370897101798073).

The spelling of 120542001553052 in words is "one hundred twenty trillion, five hundred forty-two billion, one million, five hundred fifty-three thousand, fifty-two".