42102041135012 has 12 divisors (see below), whose sum is σ = 73680553865436. Its totient is φ = 21050454316320.

The previous prime is 42102041134991. The next prime is 42102041135023. The reversal of 42102041135012 is 21053114020124.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 18817324355236 + 23284716779776 = 4337894^2 + 4825424^2 .

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, 141395483 + ... + 141692930.

It is an arithmetic number, because the mean of its divisors is an integer number (6140046155453).

Almost surely, 2^{42102041135012} is an apocalyptic number.

It is an amenable number.

42102041135012 is a deficient number, since it is larger than the sum of its proper divisors (31578512730424).

42102041135012 is a wasteful number, since it uses less digits than its factorization.

42102041135012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 283125598 (or 283125596 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 26.

Adding to 42102041135012 its reverse (21053114020124), we get a palindrome (63155155155136).

The spelling of 42102041135012 in words is "forty-two trillion, one hundred two billion, forty-one million, one hundred thirty-five thousand, twelve".