20233201121953 has 2 divisors, whose sum is σ = 20233201121954. Its totient is φ = 20233201121952.

The previous prime is 20233201121911. The next prime is 20233201122103. The reversal of 20233201121953 is 35912110233202.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 19575598522624 + 657602599329 = 4424432^2 + 810927^2 .

It is a cyclic number.

It is not a de Polignac number, because 20233201121953 - 2¹³ = 20233201113761 is a prime.

It is a super-3 number, since 3×20233201121953³ (a number of 41 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (20233201121153) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10116600560976 + 10116600560977.

It is an arithmetic number, because the mean of its divisors is an integer number (10116600560977).

Almost surely, 2^{20233201121953} is an apocalyptic number.

It is an amenable number.

20233201121953 is a deficient number, since it is larger than the sum of its proper divisors (1).

20233201121953 is an equidigital number, since it uses as much as digits as its factorization.

20233201121953 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 19440, while the sum is 34.

The spelling of 20233201121953 in words is "twenty trillion, two hundred thirty-three billion, two hundred one million, one hundred twenty-one thousand, nine hundred fifty-three".