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122132023 = 139394771
BaseRepresentation
bin1110100011110…
…01011000110111
322111210221122021
413101321120313
5222231211043
620041414011
73012051016
oct721713067
9274727567
10122132023
1162a38662
1234a9a307
131c3c2490
1412312a7d
15aac73ed
hex7479637

122132023 has 4 divisors (see below), whose sum is σ = 131526808. Its totient is φ = 112737240.

The previous prime is 122131987. The next prime is 122132051. The reversal of 122132023 is 320231221.

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 122132023 - 29 = 122131511 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 122131988 and 122132006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122132053) 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, 4697373 + ... + 4697398.

It is an arithmetic number, because the mean of its divisors is an integer number (32881702).

Almost surely, 2122132023 is an apocalyptic number.

122132023 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

122132023 is a deficient number, since it is larger than the sum of its proper divisors (9394785).

122132023 is an equidigital number, since it uses as much as digits as its factorization.

122132023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9394784.

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

The square root of 122132023 is about 11051.3358016124. The cubic root of 122132023 is about 496.1464066046.

Adding to 122132023 its reverse (320231221), we get a palindrome (442363244).

The spelling of 122132023 in words is "one hundred twenty-two million, one hundred thirty-two thousand, twenty-three".

Divisors: 1 13 9394771 122132023