1020200518153 has 2 divisors, whose sum is σ = 1020200518154. Its totient is φ = 1020200518152.

The previous prime is 1020200518133. The next prime is 1020200518163. The reversal of 1020200518153 is 3518150020201.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 707057311689 + 313143206464 = 840867^2 + 559592^2 .

It is a cyclic number.

It is not a de Polignac number, because 1020200518153 - 2⁵ = 1020200518121 is a prime.

It is not a weakly prime, because it can be changed into another prime (1020200518133) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 510100259076 + 510100259077.

It is an arithmetic number, because the mean of its divisors is an integer number (510100259077).

Almost surely, 2^{1020200518153} is an apocalyptic number.

It is an amenable number.

1020200518153 is a deficient number, since it is larger than the sum of its proper divisors (1).

1020200518153 is an equidigital number, since it uses as much as digits as its factorization.

1020200518153 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2400, while the sum is 28.

Adding to 1020200518153 its reverse (3518150020201), we get a palindrome (4538350538354).

The spelling of 1020200518153 in words is "one trillion, twenty billion, two hundred million, five hundred eighteen thousand, one hundred fifty-three".