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120230013133 = 253034751611
BaseRepresentation
bin110111111111001000…
…1000110100011001101
3102111100000222111012101
41233332101012203031
53432212340410013
6131122150235101
711454261151426
oct1577621064315
9374300874171
10120230013133
1146a9778741a
121b374955a91
13b450a4c609
145b67adc64d
1531da28c8dd
hex1bfe4468cd

120230013133 has 4 divisors (see below), whose sum is σ = 120234790048. Its totient is φ = 120225236220.

The previous prime is 120230013107. The next prime is 120230013139. The reversal of 120230013133 is 331310032021.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 331310032021 = 1719488825413.

It is a cyclic number.

It is not a de Polignac number, because 120230013133 - 233 = 111640078541 is a prime.

It is a super-2 number, since 2×1202300131332 (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 120230013133.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120230013139) 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, 2350503 + ... + 2401108.

It is an arithmetic number, because the mean of its divisors is an integer number (30058697512).

Almost surely, 2120230013133 is an apocalyptic number.

It is an amenable number.

120230013133 is a deficient number, since it is larger than the sum of its proper divisors (4776915).

120230013133 is an equidigital number, since it uses as much as digits as its factorization.

120230013133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4776914.

The product of its (nonzero) digits is 324, while the sum is 19.

Adding to 120230013133 its reverse (331310032021), we get a palindrome (451540045154).

The spelling of 120230013133 in words is "one hundred twenty billion, two hundred thirty million, thirteen thousand, one hundred thirty-three".

Divisors: 1 25303 4751611 120230013133