220377133 has 4 divisors (see below), whose sum is σ = 221962720. Its totient is φ = 218791548.

The previous prime is 220377077. The next prime is 220377139. The reversal of 220377133 is 331773022.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 220377133 - 2⁹ = 220376621 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 (220377139) 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, 792585 + ... + 792862.

It is an arithmetic number, because the mean of its divisors is an integer number (55490680).

Almost surely, 2^220377133 is an apocalyptic number.

It is an amenable number.

220377133 is a deficient number, since it is larger than the sum of its proper divisors (1585587).

220377133 is a wasteful number, since it uses less digits than its factorization.

220377133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1585586.

The product of its (nonzero) digits is 5292, while the sum is 28.

The square root of 220377133 is about 14845.1046813419. The cubic root of 220377133 is about 604.0258283547.

The spelling of 220377133 in words is "two hundred twenty million, three hundred seventy-seven thousand, one hundred thirty-three".