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20232201 = 311613097
BaseRepresentation
bin100110100101…
…1100000001001
31102001220100210
41031023200021
520134412301
62001351333
7333654003
oct115134011
942056323
1020232201
1110469830
126938549
134265022
142989373
151b99ad6
hex134b809

20232201 has 8 divisors (see below), whose sum is σ = 29428704. Its totient is φ = 12261920.

The previous prime is 20232197. The next prime is 20232211. The reversal of 20232201 is 10223202.

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

It is not a de Polignac number, because 20232201 - 22 = 20232197 is a prime.

It is not an unprimeable number, because it can be changed into a prime (20232211) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 306516 + ... + 306581.

It is an arithmetic number, because the mean of its divisors is an integer number (3678588).

Almost surely, 220232201 is an apocalyptic number.

It is an amenable number.

20232201 is a deficient number, since it is larger than the sum of its proper divisors (9196503).

20232201 is a wasteful number, since it uses less digits than its factorization.

20232201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 613111.

The product of its (nonzero) digits is 48, while the sum is 12.

The square root of 20232201 is about 4498.0218985683. The cubic root of 20232201 is about 272.4882064306.

Adding to 20232201 its reverse (10223202), we get a palindrome (30455403).

It can be divided in two parts, 2023 and 2201, that added together give a palindrome (4224).

The spelling of 20232201 in words is "twenty million, two hundred thirty-two thousand, two hundred one".

Divisors: 1 3 11 33 613097 1839291 6744067 20232201