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122030027 = 719917519
BaseRepresentation
bin1110100011000…
…00011111001011
322111121202201122
413101200133023
5222214430102
620035305455
73011144450
oct721403713
9274552648
10122030027
1162978a69
1234a4b28b
131c387c22
14122c7827
15aaa70a2
hex74607cb

122030027 has 8 divisors (see below), whose sum is σ = 146803200. Its totient is φ = 99091944.

The previous prime is 122030011. The next prime is 122030039. The reversal of 122030027 is 720030221.

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

It is not a de Polignac number, because 122030027 - 24 = 122030011 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 122029987 and 122030014.

It is not an unprimeable number, because it can be changed into a prime (122030047) 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, 458627 + ... + 458892.

It is an arithmetic number, because the mean of its divisors is an integer number (18350400).

Almost surely, 2122030027 is an apocalyptic number.

122030027 is a deficient number, since it is larger than the sum of its proper divisors (24773173).

122030027 is an equidigital number, since it uses as much as digits as its factorization.

122030027 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 917545.

The product of its (nonzero) digits is 168, while the sum is 17.

The square root of 122030027 is about 11046.7201919846. The cubic root of 122030027 is about 496.0082527134.

Adding to 122030027 its reverse (720030221), we get a palindrome (842060248).

The spelling of 122030027 in words is "one hundred twenty-two million, thirty thousand, twenty-seven".

Divisors: 1 7 19 133 917519 6422633 17432861 122030027