20132011253 has 2 divisors, whose sum is σ = 20132011254. Its totient is φ = 20132011252.

The previous prime is 20132011243. The next prime is 20132011309. The reversal of 20132011253 is 35211023102.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 20097882289 + 34128964 = 141767^2 + 5842^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20132011253 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20132011213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10066005626 + 10066005627.

It is an arithmetic number, because the mean of its divisors is an integer number (10066005627).

Almost surely, 2^20132011253 is an apocalyptic number.

It is an amenable number.

20132011253 is a deficient number, since it is larger than the sum of its proper divisors (1).

20132011253 is an equidigital number, since it uses as much as digits as its factorization.

20132011253 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 360, while the sum is 20.

Adding to 20132011253 its reverse (35211023102), we get a palindrome (55343034355).

The spelling of 20132011253 in words is "twenty billion, one hundred thirty-two million, eleven thousand, two hundred fifty-three".