42051300212 has 6 divisors (see below), whose sum is σ = 73589775378. Its totient is φ = 21025650104.

The previous prime is 42051300149. The next prime is 42051300217. The reversal of 42051300212 is 21200315024.

It can be written as a sum of positive squares in only one way, i.e., 30720975076 + 11330325136 = 175274^2 + 106444^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42051300217) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5256412523 + ... + 5256412530.

It is an arithmetic number, because the mean of its divisors is an integer number (12264962563).

Almost surely, 2^42051300212 is an apocalyptic number.

It is an amenable number.

42051300212 is a deficient number, since it is larger than the sum of its proper divisors (31538475166).

42051300212 is a wasteful number, since it uses less digits than its factorization.

42051300212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10512825057 (or 10512825055 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 20.

Adding to 42051300212 its reverse (21200315024), we get a palindrome (63251615236).

The spelling of 42051300212 in words is "forty-two billion, fifty-one million, three hundred thousand, two hundred twelve".