120103015542 has 8 divisors (see below), whose sum is σ = 240206031096. Its totient is φ = 40034338512.

The previous prime is 120103015537. The next prime is 120103015547. The reversal of 120103015542 is 245510301021.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (120103015537) and next prime (120103015547).

It is a sphenic number, since it is the product of 3 distinct primes.

120103015542 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120103015547) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10008584623 + ... + 10008584634.

It is an arithmetic number, because the mean of its divisors is an integer number (30025753887).

Almost surely, 2^120103015542 is an apocalyptic number.

120103015542 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

120103015542 is a wasteful number, since it uses less digits than its factorization.

120103015542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20017169262.

The product of its (nonzero) digits is 1200, while the sum is 24.

Adding to 120103015542 its reverse (245510301021), we get a palindrome (365613316563).

The spelling of 120103015542 in words is "one hundred twenty billion, one hundred three million, fifteen thousand, five hundred forty-two".