211022020013137 has 2 divisors, whose sum is σ = 211022020013138. Its totient is φ = 211022020013136.

The previous prime is 211022020013131. The next prime is 211022020013159. The reversal of 211022020013137 is 731310020220112.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 208481515554321 + 2540504458816 = 14438889^2 + 1593896^2 .

It is a cyclic number.

It is not a de Polignac number, because 211022020013137 - 2⁷ = 211022020013009 is a prime.

It is not a weakly prime, because it can be changed into another prime (211022020013131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105511010006568 + 105511010006569.

It is an arithmetic number, because the mean of its divisors is an integer number (105511010006569).

Almost surely, 2^{211022020013137} is an apocalyptic number.

It is an amenable number.

211022020013137 is a deficient number, since it is larger than the sum of its proper divisors (1).

211022020013137 is an equidigital number, since it uses as much as digits as its factorization.

211022020013137 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1008, while the sum is 25.

Adding to 211022020013137 its reverse (731310020220112), we get a palindrome (942332040233249).

The spelling of 211022020013137 in words is "two hundred eleven trillion, twenty-two billion, twenty million, thirteen thousand, one hundred thirty-seven".