133013222222021 has 16 divisors (see below), whose sum is σ = 135899612459520. Its totient is φ = 130153426009200.

The previous prime is 133013222222009. The next prime is 133013222222107. The reversal of 133013222222021 is 120222222310331.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-133013222222021 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 (133013222212021) 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, 199366430 + ... + 200032496.

It is an arithmetic number, because the mean of its divisors is an integer number (8493725778720).

Almost surely, 2^{133013222222021} is an apocalyptic number.

It is an amenable number.

133013222222021 is a deficient number, since it is larger than the sum of its proper divisors (2886390237499).

133013222222021 is a wasteful number, since it uses less digits than its factorization.

133013222222021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 686024.

The product of its (nonzero) digits is 3456, while the sum is 26.

Adding to 133013222222021 its reverse (120222222310331), we get a palindrome (253235444532352).

The spelling of 133013222222021 in words is "one hundred thirty-three trillion, thirteen billion, two hundred twenty-two million, two hundred twenty-two thousand, twenty-one".