2235572900221 has 8 divisors (see below), whose sum is σ = 2301597103520. Its totient is φ = 2170186612272.

The previous prime is 2235572900203. The next prime is 2235572900261. The reversal of 2235572900221 is 1220092755322.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2235572900221 - 2⁹ = 2235572899709 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 (2235572900201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 159471726 + ... + 159485743.

It is an arithmetic number, because the mean of its divisors is an integer number (287699637940).

Almost surely, 2^{2235572900221} is an apocalyptic number.

It is an amenable number.

2235572900221 is a deficient number, since it is larger than the sum of its proper divisors (66024203299).

2235572900221 is a wasteful number, since it uses less digits than its factorization.

2235572900221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 318957675.

The product of its (nonzero) digits is 151200, while the sum is 40.

The spelling of 2235572900221 in words is "two trillion, two hundred thirty-five billion, five hundred seventy-two million, nine hundred thousand, two hundred twenty-one".