20203021212995 has 4 divisors (see below), whose sum is σ = 24243625455600. Its totient is φ = 16162416970392.

The previous prime is 20203021212931. The next prime is 20203021213033. The reversal of 20203021212995 is 59921212030202.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 20203021212995 - 2⁶ = 20203021212931 is a prime.

It is a super-2 number, since 2×20203021212995² (a number of 27 digits) contains 22 as substring.

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, 2020302121295 + ... + 2020302121304.

It is an arithmetic number, because the mean of its divisors is an integer number (6060906363900).

Almost surely, 2^{20203021212995} is an apocalyptic number.

20203021212995 is a deficient number, since it is larger than the sum of its proper divisors (4040604242605).

20203021212995 is an equidigital number, since it uses as much as digits as its factorization.

20203021212995 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4040604242604.

The product of its (nonzero) digits is 38880, while the sum is 38.

The spelling of 20203021212995 in words is "twenty trillion, two hundred three billion, twenty-one million, two hundred twelve thousand, nine hundred ninety-five".