133200101021 has 4 divisors (see below), whose sum is σ = 143446262652. Its totient is φ = 122953939392.

The previous prime is 133200100963. The next prime is 133200101051. The reversal of 133200101021 is 120101002331.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 38382295396 + 94817805625 = 195914^2 + 307925^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-133200101021 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 133200100987 and 133200101005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133200101051) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5123080796 + ... + 5123080821.

It is an arithmetic number, because the mean of its divisors is an integer number (35861565663).

Almost surely, 2^133200101021 is an apocalyptic number.

It is an amenable number.

133200101021 is a deficient number, since it is larger than the sum of its proper divisors (10246161631).

133200101021 is a wasteful number, since it uses less digits than its factorization.

133200101021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10246161630.

The product of its (nonzero) digits is 36, while the sum is 14.

Adding to 133200101021 its reverse (120101002331), we get a palindrome (253301103352).

The spelling of 133200101021 in words is "one hundred thirty-three billion, two hundred million, one hundred one thousand, twenty-one".