42122010421210 has 16 divisors (see below), whose sum is σ = 76490588837736. Its totient is φ = 16699699706368.

The previous prime is 42122010421207. The next prime is 42122010421243. The reversal of 42122010421210 is 1212401022124.

It can be written as a sum of positive squares in 4 ways, for example, as 27874609088881 + 14247401332329 = 5279641^2 + 3774573^2 .

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 7 ways as a sum of consecutive naturals, for example, 18638056579 + ... + 18638058838.

Almost surely, 2^{42122010421210} is an apocalyptic number.

42122010421210 is a deficient number, since it is larger than the sum of its proper divisors (34368578416526).

42122010421210 is a wasteful number, since it uses less digits than its factorization.

42122010421210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37276115537.

The product of its (nonzero) digits is 512, while the sum is 22.

Adding to 42122010421210 its reverse (1212401022124), we get a palindrome (43334411443334).

The spelling of 42122010421210 in words is "forty-two trillion, one hundred twenty-two billion, ten million, four hundred twenty-one thousand, two hundred ten".