20213142241 has 2 divisors, whose sum is σ = 20213142242. Its totient is φ = 20213142240.

The previous prime is 20213142223. The next prime is 20213142259. The reversal of 20213142241 is 14224131202.

It is a balanced prime because it is at equal distance from previous prime (20213142223) and next prime (20213142259).

It can be written as a sum of positive squares in only one way, i.e., 17656828641 + 2556313600 = 132879^2 + 50560^2 .

It is a cyclic number.

It is not a de Polignac number, because 20213142241 - 2²¹ = 20211045089 is a prime.

It is a super-2 number, since 2×20213142241² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (20213142211) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10106571120 + 10106571121.

It is an arithmetic number, because the mean of its divisors is an integer number (10106571121).

Almost surely, 2^20213142241 is an apocalyptic number.

It is an amenable number.

20213142241 is a deficient number, since it is larger than the sum of its proper divisors (1).

20213142241 is an equidigital number, since it uses as much as digits as its factorization.

20213142241 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 768, while the sum is 22.

Adding to 20213142241 its reverse (14224131202), we get a palindrome (34437273443).

The spelling of 20213142241 in words is "twenty billion, two hundred thirteen million, one hundred forty-two thousand, two hundred forty-one".