Search a number
-
+
2023013221231 = 71137207979153
BaseRepresentation
bin11101011100000100111…
…111000000001101101111
321011101202021021121200011
4131130010333000031233
5231121112341034411
64145205350114051
7266105103441352
oct35340477001557
97141667247604
102023013221231
1170aa56250592
122880a704b927
13118a002a2342
146dcb3020299
153795354ec21
hex1d704fc036f

2023013221231 has 8 divisors (see below), whose sum is σ = 2066480874144. Its totient is φ = 1979961527040.

The previous prime is 2023013221219. The next prime is 2023013221237. The reversal of 2023013221231 is 1321223103202.

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

It is not a de Polignac number, because 2023013221231 - 223 = 2023004832623 is a prime.

It is a super-2 number, since 2×20230132212312 (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2023013221237) 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, 103979850 + ... + 103999303.

It is an arithmetic number, because the mean of its divisors is an integer number (258310109268).

Almost surely, 22023013221231 is an apocalyptic number.

2023013221231 is a deficient number, since it is larger than the sum of its proper divisors (43467652913).

2023013221231 is a wasteful number, since it uses less digits than its factorization.

2023013221231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 207979361.

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 2023013221231 its reverse (1321223103202), we get a palindrome (3344236324433).

The spelling of 2023013221231 in words is "two trillion, twenty-three billion, thirteen million, two hundred twenty-one thousand, two hundred thirty-one".

Divisors: 1 71 137 9727 207979153 14766519863 28493143961 2023013221231