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1030122301 = 13178944293
BaseRepresentation
bin111101011001100…
…110101100111101
32122210100122010211
4331121212230331
54102202403201
6250115032421
734345616005
oct7531465475
92583318124
101030122301
1148952814a
12248b9b711
13135555a30
149ab4d005
1560681651
hex3d666b3d

1030122301 has 8 divisors (see below), whose sum is σ = 1110007640. Its totient is φ = 950329152.

The previous prime is 1030122287. The next prime is 1030122307. The reversal of 1030122301 is 1032210301.

It can be written as a sum of positive squares in 4 ways, for example, as 410062500 + 620059801 = 20250^2 + 24901^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 1030122301 - 213 = 1030114109 is a prime.

It is a super-2 number, since 2×10301223012 = 2122303910035069202, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (13).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1030122307) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1111 + ... + 45403.

It is an arithmetic number, because the mean of its divisors is an integer number (138750955).

Almost surely, 21030122301 is an apocalyptic number.

It is an amenable number.

1030122301 is a deficient number, since it is larger than the sum of its proper divisors (79885339).

1030122301 is a wasteful number, since it uses less digits than its factorization.

1030122301 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46095.

The product of its (nonzero) digits is 36, while the sum is 13.

The square root of 1030122301 is about 32095.5183943179. The cubic root of 1030122301 is about 1009.9416039825.

Adding to 1030122301 its reverse (1032210301), we get a palindrome (2062332602).

The spelling of 1030122301 in words is "one billion, thirty million, one hundred twenty-two thousand, three hundred one".

Divisors: 1 13 1789 23257 44293 575809 79240177 1030122301