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1230310001022 = 23955272146531
BaseRepresentation
bin10001111001110100001…
…100001100100101111110
311100121122102022200210220
4101321310030030211332
5130124133330013042
62341110245042210
7154613141313654
oct21716414144576
94317572280726
101230310001022
11434853a15513
1217a5383b6366
138c02cc6ca5b
1443793bcadd4
152200ab4b8ec
hex11e7430c97e

1230310001022 has 16 divisors (see below), whose sum is σ = 2460646906752. Its totient is φ = 410098849560.

The previous prime is 1230310001017. The next prime is 1230310001023. The reversal of 1230310001022 is 2201000130321.

It is a super-2 number, since 2×12303100010222 (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1230310000992 and 1230310001010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1230310001023) 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, 500104 + ... + 1646427.

It is an arithmetic number, because the mean of its divisors is an integer number (153790431672).

Almost surely, 21230310001022 is an apocalyptic number.

1230310001022 is an abundant number, since it is smaller than the sum of its proper divisors (1230336905730).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1230310001022 is a wasteful number, since it uses less digits than its factorization.

1230310001022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2242063.

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 1230310001022 its reverse (2201000130321), we get a palindrome (3431310131343).

The spelling of 1230310001022 in words is "one trillion, two hundred thirty billion, three hundred ten million, one thousand, twenty-two".

Divisors: 1 2 3 6 95527 191054 286581 573162 2146531 4293062 6439593 12879186 205051666837 410103333674 615155000511 1230310001022