10020121202237 has 2 divisors, whose sum is σ = 10020121202238. Its totient is φ = 10020121202236.

The previous prime is 10020121202153. The next prime is 10020121202249. The reversal of 10020121202237 is 73220212102001.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10008402923236 + 11718279001 = 3163606^2 + 108251^2 .

It is a cyclic number.

It is not a de Polignac number, because 10020121202237 - 2³⁰ = 10019047460413 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10020121202297) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5010060601118 + 5010060601119.

It is an arithmetic number, because the mean of its divisors is an integer number (5010060601119).

Almost surely, 2^{10020121202237} is an apocalyptic number.

It is an amenable number.

10020121202237 is a deficient number, since it is larger than the sum of its proper divisors (1).

10020121202237 is an equidigital number, since it uses as much as digits as its factorization.

10020121202237 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 672, while the sum is 23.

Adding to 10020121202237 its reverse (73220212102001), we get a palindrome (83240333304238).

The spelling of 10020121202237 in words is "ten trillion, twenty billion, one hundred twenty-one million, two hundred two thousand, two hundred thirty-seven".