42120346061012 has 12 divisors (see below), whose sum is σ = 73711441727616. Its totient is φ = 21059934138840.

The previous prime is 42120346060973. The next prime is 42120346061029. The reversal of 42120346061012 is 21016064302124.

It is a self number, because there is not a number n which added to its sum of digits gives 42120346061012.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 59325914 + ... + 60031697.

It is an arithmetic number, because the mean of its divisors is an integer number (6142620143968).

Almost surely, 2^{42120346061012} is an apocalyptic number.

It is an amenable number.

42120346061012 is a deficient number, since it is larger than the sum of its proper divisors (31591095666604).

42120346061012 is a wasteful number, since it uses less digits than its factorization.

42120346061012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 119445838 (or 119445836 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 32.

The spelling of 42120346061012 in words is "forty-two trillion, one hundred twenty billion, three hundred forty-six million, sixty-one thousand, twelve".