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10232121 = 39773491
BaseRepresentation
bin100111000010…
…000100111001
3201020211211110
4213002010321
510104411441
61003150533
7152654154
oct47020471
921224743
1010232121
1158595a9
123515449
132173413
141504c9b
15d71b16
hex9c2139

10232121 has 8 divisors (see below), whose sum is σ = 13660704. Its totient is φ = 6812480.

The previous prime is 10232093. The next prime is 10232129. The reversal of 10232121 is 12123201.

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 10232121 - 27 = 10231993 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 10232097 and 10232106.

It is not an unprimeable number, because it can be changed into a prime (10232129) 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, 1186 + ... + 4676.

It is an arithmetic number, because the mean of its divisors is an integer number (1707588).

Almost surely, 210232121 is an apocalyptic number.

It is an amenable number.

10232121 is a deficient number, since it is larger than the sum of its proper divisors (3428583).

10232121 is an equidigital number, since it uses as much as digits as its factorization.

10232121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4471.

The product of its (nonzero) digits is 24, while the sum is 12.

The square root of 10232121 is about 3198.7686693476. The cubic root of 10232121 is about 217.0976999942.

Adding to 10232121 its reverse (12123201), we get a palindrome (22355322).

It can be divided in two parts, 102 and 32121, that added together give a palindrome (32223).

The spelling of 10232121 in words is "ten million, two hundred thirty-two thousand, one hundred twenty-one".

Divisors: 1 3 977 2931 3491 10473 3410707 10232121