20202210137 has 2 divisors, whose sum is σ = 20202210138. Its totient is φ = 20202210136.

The previous prime is 20202210101. The next prime is 20202210179. The reversal of 20202210137 is 73101220202.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 12293487376 + 7908722761 = 110876^2 + 88931^2 .

It is a cyclic number.

It is not a de Polignac number, because 20202210137 - 2¹⁶ = 20202144601 is a prime.

It is not a weakly prime, because it can be changed into another prime (20202210037) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10101105068 + 10101105069.

It is an arithmetic number, because the mean of its divisors is an integer number (10101105069).

Almost surely, 2^20202210137 is an apocalyptic number.

It is an amenable number.

20202210137 is a deficient number, since it is larger than the sum of its proper divisors (1).

20202210137 is an equidigital number, since it uses as much as digits as its factorization.

20202210137 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 336, while the sum is 20.

Adding to 20202210137 its reverse (73101220202), we get a palindrome (93303430339).

The spelling of 20202210137 in words is "twenty billion, two hundred two million, two hundred ten thousand, one hundred thirty-seven".