20213211114145 has 16 divisors (see below), whose sum is σ = 28470190791168. Its totient is φ = 13485879846720.

The previous prime is 20213211114121. The next prime is 20213211114199. The reversal of 20213211114145 is 54141111231202.

It is not a de Polignac number, because 20213211114145 - 2³⁹ = 19663455300257 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7804327321 + ... + 7804329910.

It is an arithmetic number, because the mean of its divisors is an integer number (1779386924448).

Almost surely, 2^{20213211114145} is an apocalyptic number.

It is an amenable number.

20213211114145 is a deficient number, since it is larger than the sum of its proper divisors (8256979677023).

20213211114145 is a wasteful number, since it uses less digits than its factorization.

20213211114145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15608657280.

The product of its (nonzero) digits is 1920, while the sum is 28.

Adding to 20213211114145 its reverse (54141111231202), we get a palindrome (74354322345347).

The spelling of 20213211114145 in words is "twenty trillion, two hundred thirteen billion, two hundred eleven million, one hundred fourteen thousand, one hundred forty-five".