20133119969 has 2 divisors, whose sum is σ = 20133119970. Its totient is φ = 20133119968.

The previous prime is 20133119957. The next prime is 20133119977. The reversal of 20133119969 is 96991133102.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 19401146944 + 731973025 = 139288^2 + 27055^2 .

It is a cyclic number.

It is not a de Polignac number, because 20133119969 - 2¹⁶ = 20133054433 is a prime.

It is a super-2 number, since 2×20133119969² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (20133619969) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10066559984 + 10066559985.

It is an arithmetic number, because the mean of its divisors is an integer number (10066559985).

Almost surely, 2^20133119969 is an apocalyptic number.

It is an amenable number.

20133119969 is a deficient number, since it is larger than the sum of its proper divisors (1).

20133119969 is an equidigital number, since it uses as much as digits as its factorization.

20133119969 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 78732, while the sum is 44.

The spelling of 20133119969 in words is "twenty billion, one hundred thirty-three million, one hundred nineteen thousand, nine hundred sixty-nine".