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2122301023 = 10719834589
BaseRepresentation
bin111111001111111…
…1011111001011111
312110220111001200121
41332133323321133
513321302113043
6550332135411
7103410155353
oct17637737137
95426431617
102122301023
11999a90197
124b2907567
1327a8c872b
14161c13463
15c64beded
hex7e7fbe5f

2122301023 has 4 divisors (see below), whose sum is σ = 2142135720. Its totient is φ = 2102466328.

The previous prime is 2122301021. The next prime is 2122301033. The reversal of 2122301023 is 3201032212.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2122301023 - 21 = 2122301021 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2122300988 and 2122301006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2122301021) 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, 9917188 + ... + 9917401.

It is an arithmetic number, because the mean of its divisors is an integer number (535533930).

Almost surely, 22122301023 is an apocalyptic number.

2122301023 is a deficient number, since it is larger than the sum of its proper divisors (19834697).

2122301023 is a wasteful number, since it uses less digits than its factorization.

2122301023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19834696.

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 2122301023 is about 46068.4384693035. The cubic root of 2122301023 is about 1285.0962643442.

Adding to 2122301023 its reverse (3201032212), we get a palindrome (5323333235).

The spelling of 2122301023 in words is "two billion, one hundred twenty-two million, three hundred one thousand, twenty-three".

Divisors: 1 107 19834589 2122301023