133211000971 has 2 divisors, whose sum is σ = 133211000972. Its totient is φ = 133211000970.

The previous prime is 133211000969. The next prime is 133211001013. The reversal of 133211000971 is 179000112331.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 133211000971 - 2¹ = 133211000969 is a prime.

Together with 133211000969, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (133211000911) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66605500485 + 66605500486.

It is an arithmetic number, because the mean of its divisors is an integer number (66605500486).

Almost surely, 2^133211000971 is an apocalyptic number.

133211000971 is a deficient number, since it is larger than the sum of its proper divisors (1).

133211000971 is an equidigital number, since it uses as much as digits as its factorization.

133211000971 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1134, while the sum is 28.

The spelling of 133211000971 in words is "one hundred thirty-three billion, two hundred eleven million, nine hundred seventy-one", and thus it is an aban number.