220990354211 has 4 divisors (see below), whose sum is σ = 241080386424. Its totient is φ = 200900322000.

The previous prime is 220990354201. The next prime is 220990354213. The reversal of 220990354211 is 112453099022.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 220990354211 - 2¹⁰ = 220990353187 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (220990354213) 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, 10045016090 + ... + 10045016111.

It is an arithmetic number, because the mean of its divisors is an integer number (60270096606).

Almost surely, 2^220990354211 is an apocalyptic number.

220990354211 is a deficient number, since it is larger than the sum of its proper divisors (20090032213).

220990354211 is a wasteful number, since it uses less digits than its factorization.

220990354211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20090032212.

The product of its (nonzero) digits is 38880, while the sum is 38.

The spelling of 220990354211 in words is "two hundred twenty billion, nine hundred ninety million, three hundred fifty-four thousand, two hundred eleven".