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2030121121 = 7499581197
BaseRepresentation
bin111100100000001…
…0011000010100001
312020111000211122011
41321000103002201
513124202333441
6533240312521
7101210513320
oct17100230241
95214024564
102030121121
11951a50056
12487a72741
13264792502
1415389a0b7
15bd362581
hex790130a1

2030121121 has 8 divisors (see below), whose sum is σ = 2324792000. Its totient is φ = 1736613648.

The previous prime is 2030121103. The next prime is 2030121127. The reversal of 2030121121 is 1211210302.

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

It is a de Polignac number, because none of the positive numbers 2k-2030121121 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2030121127) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 287106 + ... + 294091.

It is an arithmetic number, because the mean of its divisors is an integer number (290599000).

Almost surely, 22030121121 is an apocalyptic number.

It is an amenable number.

2030121121 is a deficient number, since it is larger than the sum of its proper divisors (294670879).

2030121121 is an equidigital number, since it uses as much as digits as its factorization.

2030121121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 581703.

The product of its (nonzero) digits is 24, while the sum is 13.

The square root of 2030121121 is about 45056.8654147179. The cubic root of 2030121121 is about 1266.2145991200.

Adding to 2030121121 its reverse (1211210302), we get a palindrome (3241331423).

The spelling of 2030121121 in words is "two billion, thirty million, one hundred twenty-one thousand, one hundred twenty-one".

Divisors: 1 7 499 3493 581197 4068379 290017303 2030121121