Search a number
-
+
121232021232301 = 778713220025411
BaseRepresentation
bin11011100100001010000111…
…100011111001101010101101
3120220020200001000002021202121
4123210022013203321222231
5111342231134413413201
61105501115515352541
734351503333651460
oct3344120743715255
9526220030067677
10121232021232301
11356a0236523051
121171b6b2752751
135285190a790c5
1421d19382272d7
15e037ca6239a1
hex6e42878f9aad

121232021232301 has 8 divisors (see below), whose sum is σ = 138552642241344. Its totient is φ = 103911840431520.

The previous prime is 121232021232299. The next prime is 121232021232313. The reversal of 121232021232301 is 103232120232121.

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 121232021232301 - 21 = 121232021232299 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 (121232021232391) 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, 109461715 + ... + 110563696.

It is an arithmetic number, because the mean of its divisors is an integer number (17319080280168).

Almost surely, 2121232021232301 is an apocalyptic number.

It is an amenable number.

121232021232301 is a deficient number, since it is larger than the sum of its proper divisors (17320621009043).

121232021232301 is an equidigital number, since it uses as much as digits as its factorization.

121232021232301 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 220104131.

The product of its (nonzero) digits is 1728, while the sum is 25.

Adding to 121232021232301 its reverse (103232120232121), we get a palindrome (224464141464422).

The spelling of 121232021232301 in words is "one hundred twenty-one trillion, two hundred thirty-two billion, twenty-one million, two hundred thirty-two thousand, three hundred one".

Divisors: 1 7 78713 550991 220025411 1540177877 17318860176043 121232021232301