20212653342130 has 16 divisors (see below), whose sum is σ = 37270160797464. Its totient is φ = 7887864718720.

The previous prime is 20212653342127. The next prime is 20212653342151. The reversal of 20212653342130 is 3124335621202.

It can be written as a sum of positive squares in 4 ways, for example, as 5548479181441 + 14664174160689 = 2355521^2 + 3829383^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24649576837 + ... + 24649577656.

Almost surely, 2^{20212653342130} is an apocalyptic number.

20212653342130 is a deficient number, since it is larger than the sum of its proper divisors (17057507455334).

20212653342130 is a wasteful number, since it uses less digits than its factorization.

20212653342130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49299154541.

The product of its (nonzero) digits is 51840, while the sum is 34.

Adding to 20212653342130 its reverse (3124335621202), we get a palindrome (23336988963332).

The spelling of 20212653342130 in words is "twenty trillion, two hundred twelve billion, six hundred fifty-three million, three hundred forty-two thousand, one hundred thirty".