133301211223021 has 16 divisors (see below), whose sum is σ = 139212243072000. Its totient is φ = 127483609131648.

The previous prime is 133301211222989. The next prime is 133301211223027. The reversal of 133301211223021 is 120322112103331.

It is a cyclic number.

It is not a de Polignac number, because 133301211223021 - 2⁵ = 133301211222989 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133301211223027) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 50503336 + ... + 53077201.

It is an arithmetic number, because the mean of its divisors is an integer number (8700765192000).

Almost surely, 2^{133301211223021} is an apocalyptic number.

It is an amenable number.

133301211223021 is a deficient number, since it is larger than the sum of its proper divisors (5911031848979).

133301211223021 is a wasteful number, since it uses less digits than its factorization.

133301211223021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 103580988.

The product of its (nonzero) digits is 1296, while the sum is 25.

Adding to 133301211223021 its reverse (120322112103331), we get a palindrome (253623323326352).

The spelling of 133301211223021 in words is "one hundred thirty-three trillion, three hundred one billion, two hundred eleven million, two hundred twenty-three thousand, twenty-one".